DW Spectrum Mobile26.1.1 - App Store

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Publisher Description

PLEASE NOTE THIS APPLICATION WORKS WITH DW SPECTRUM(TM) IPVMS SERVERS RUNNING v4.0 OR HIGHER.

DW Spectrum(TM) IPVMS Mobile is an elegantly easy cutting-edge approach to HD surveillance, addressing the primary obstacles and limitations of managing enterprise-level HD video while offering the lowest total cost of deployment and ownership of any solution on the market. The software offers advanced search features to find the exact time you need in an instant. The software is cross-platform, and combined with quick installation and instant network mapping and discovery, you can start viewing your entire security system in minutes. The DW Spectrum(TM) is a perfect solution for any application that requires ease, speed, efficiency, and unprecedented image quality.

Models Supported:
. Blackjack Mini
. Blackjack Bolt
. Blackjack Cube
. Blackjack P-Rack
. Blackjack E-Rack
. Blackjack X-Rack
. MEGApix IP Cameras

Features:
1. View Live and Playback video
2. Connect with DW Cloud account
3. Easy Calendar Search
4. Fast, User-Friendly, and Intuitive GUI for Setup and Operation
5. SoftTrigger
6. Dewarp fisheye camera
7. Instantaneous access to Digital Watchdog’s newest Blackjack NVR Series from anywhere in the world using either Wi-Fi or 4G/LTE connections

Digital Watchdog’s Remote Surveillance App supports smart phones and tablets running the following iOS:
. iOS 11.4 or higher
. iPadOS 13

Version History BREAKING CHANGES:
• iOS / iPadOS 17 and earlier are no longer supported.
• Support of 5.1 Servers will be dropped in the next major release (26.2).

NEW FEATURES:
• Simplified Layout Management. A new grid system that maximizes tile size while ensuring all cameras fit within the viewport. Users can now zoom in to increase tile size or zoom out to see more cameras at once.
• Mobile Push Notifications Feed. Added a centralized history feed for push notifications. It aggregates notifications from all accessible Sites within an Organization or those specifically linked to the currently connected Site, allowing users to review alerts they may have missed.
• Camera Groups (Folders) Support: The mobile client now supports Camera Groups (Folders) configured in the Desktop client, making it easier to navigate large systems using the same Resources tree structure.

IMPROVEMENTS:
• Improved the font size and color on items in the Bookmarks and Objects search lists to enhance readability.
• URLs included in bookmark descriptions are now clickable, allowing users to open links directly in a browser.
• Unified the naming and structure of options within the Mobile Client Settings for a more intuitive user experience.
• Network traffic is optimized.

BUG FIXES:
• The Welcome Screen displayed "Loading" for some time after disconnecting from a Site. Fixed.
• Transcoded streams were incorrectly displayed if opened from the devices list with enabled “Live Previews”. Fixed.
• The app could hang after remaining idle on the devices list screen for several hours on iPads. Fixed.
• The application sometimes incorrectly displayed a "No Sites" message immediately after launch. Fixed.
• Search results on the Welcome Screen could experience "shaking" or bouncing while scrolling through long lists. Fixed.
• Sites with restricted access (e.g., "Site Health Viewer" permissions) were incorrectly appearing in the "Sites" tab instead of under their respective Organization/Partner. Fixed.
• A broken link was removed from the error message shown when attempting to connect to a local Site using a Cloud account while not logged into the Cloud. Fixed.
• The error message when entering an incorrect IP address or port in the "Connect to Server" form was misleadingly labeled as an "Internal error." Fixed.
• Cameras from offline Sites in a Cross-Site layout would show an infinite loading animation instead of an "Offline" placeholder. Fixed.
• Opening a camera in a Cross-Site layout when 2FA was required but disabled for the user account resulted in infinite loading. Fixed.
• The archive calendar did not correctly respect the "Use Server Time" setting, preventing the selection of the current date in different time zones. Fixed.
• A short tap on the 2-way audio button could cause the app to remain muted until a restart when using servers version 6.0.6 or older. Fixed.
• The top item on the "Looking for" screen was slightly cropped by the top bar. Fixed.
• Previews in the bookmarks and objects lists would fail to load if the bookmark started with an empty video segment. Fixed.
• Text in the breadcrumbs navigation panel was not properly centered on iOS devices. Fixed.
• The application could crash on iOS after a user logged out from their Cloud account. Fixed.

TESTED OS:
• iOS / iPadOS 18, 26 26.1.1 Jul 24 BREAKING CHANGES
• iOS / iPadOS 17 and earlier will not be supported starting the next major release (26.1).

NEW SUPPORTED OS:
• iOS / iPadOS 26

BUG FIXES:
• Mobile Client crashed if the currently opened camera was deleted from the Server. Fixed.
• 'Missing Object' was automatically selected while using the object search filter for the VIVOTEK plugin. Fixed.
• LIVE stream from certain VIVOTEK cameras (like FD9165-HT-A) could not be played in mobile client. Fixed.
• The default name of the soft trigger button was untranslated. Fixed.
• Japanese texts were not fully displayed or overflowed the field. Fixed.
• Some Sites were not displayed on the Welcome Screen when an Organization contained over 100 Sites. Fixed.
• Device permissions were not applied correctly for users who belonged to a group with inherited permissions. Fixed.
• Long error messages beneath text inputs were truncated in certain languages. Fixed. 25.2.2 Mar 16 1. DW Spectrum 4.x and older not supported
2. Limited support for DW Spectrum 5.0.x
3. Major UI changes applied to support Enterprise 25.2.0 10/16/2025 • NEW FEATURES:
• A new option “Enable software decoder fallback” was added to the Mobile Client settings. It will allow the video player to switch from Hardware decoder to Software decoder in case if Hardware decoder fails to process video from a particular camera.
• BETA Features: A new option “Maximum decoders count” was added to the BETA features section . It will help to avoid unnecessary transcoding from Server on the Camera screen opened from Bookmark/Object Preview. 25.1.0 02/28/2025 • Added Beta Feature: “Export video, bookmarks and objects” that works with Servers 6.0 and higher.
• H264 video resolution is increased up to 4096x4096 for HW video decoding on iOS to avoid transcoding for high resolution cameras.
• Fixed the issue with video not displaying on Object Preview for some objects. 24.1.4 10/09/2024 ◦ Fixed the issue with some online systems could appear as offline but were still accessible.
◦ Fixed the issue with soft trigger buttons were not shown for users with custom roles.
◦ Fixed the issue with not able to set the best quality and high resolution combination on iOS devices. 24.1.3 07/23/2024 • IMPROVEMENTS:
◦ With DW Spectrum Server version 5.1, added the ability to view the list of bookmarks for several cameras at once ("Any Devices" and "Selected Devices" filters). 23.2 09/19/2023 ● IMPROVEMENTS
○ Navigation of bookmarks in the bookmark player is done in chronological order.
○ Added support for bluetooth headphones and microphones into the iOS app. 23.1 05/24/2023 ●NEW FEATURES
•Added the ability to view and search for bookmarks.
●IMPROVEMENTS
•Cloud connection session duration increased to 180 days.
●NEW SUPPORTED OS
•iOS 16
•iPadOS 16 22.5 01/06/2023 •BUG FIXES: Fixed Push Notifications on iOS 16.1. 22.4.1 11/16/2022 ●IMPROVEMENTS:
∙Improved the warning prompts about checking the VMS Server SSL certificate.(from 22.3.35088)
●BUG FIXES:
∙Connection to VMS Cloud expired too quickly while the mobile device screen was locked. Fixed. (from 22.3.35088) 22.4 08/01/2022 ●NEW FEATURES
•Added the option to disable hardware acceleration on iOS devices manually (Main Menu > Settings). This is useful for video streams that use non-standard resolutions, as they cannot be displayed on iOS devices with hardware acceleration enabled.
•Added support for displaying watermarks on video streams.
●BUG FIXES
•Fixed an issue with password autocomplete in the System Connection dialog.
•The System did not open after pressing the “Open in VMS” button in the Cloud Portal on a mobile device browser. Fixed.
•Sometimes, push notifications were not displayed correctly. "No access to this information" showed up on the home screen instead. Fixed. 22.3 07/02/2022 ◦ KNOWN LIMITATIONS:
- Connection to DW Cloud is not retained when upgrading from previous versions.
- Your account password must be re-entered to connect to a DW Cloud system running DW Spectrum 4.2 or older.
* Push notifications will arrive without a preview until the password is re-entered.
◦ BREAKING CHANGES:
- Incompatible with DW Spectrum running version 3.2 or below.
◦ NEW FEATURES:
- Added DW Spectrum Server SSL certificate verification options. One of two security modes can be selected in the settings:
* Recommended (default) - Allows you to connect to DW Spectrum Servers with valid self-signed and public certificates.
* Strict - Allows you to connect to VMS Servers with only valid public certificates.
* Also option can be disabled, the certificate will not be checked.
- Implemented session-based authentication as the default authentication type for new users created after installing/upgrading to DW Spectrum version 5.0.
- Added support for viewing content stored on encrypted archives.
* The decryption password must be entered on the Desktop Client.
◦TESTED OS:
- iOS 12, 13, 14, 15
- iPadOS 14, 15 22.1 06/04/2022 BUG FIXES
∙Fixed a client freezing issue when playing back an archive.
∙The keyboard was not closed after returning back after cameras searching on iOS/iPadOS. Fixed. 21.2 12/30/2021 ∙Added languages supporting in DW Spectrum Global version. 21.1 12/08/2021 -UI/UX fixes.
-Improved Cloud connectivity within different mobile networks. 20.4 01/14/2021 • Fixed an issue with cloud connectivity in some mobile networks.
• Fixed a client crash on iOS 14/iPadOS 14 when 2-way audio was enabled. 20.3 10/07/2020 • Few improvements applied 20.2 08/08/2020 NEW FEATURES
• Push Notifications (for DW spectrum v4.1 and later)
• Rules can be created in DW Spectrum to send Push Notifications to mobile devices.
• Users can receive push notifications from multiple systems, and turn on and off notifications for specific systems.
• In order to receive Push Notifications users must be logged in to the Cloud through their mobile applications.
• Notification texts can be configured in DW Spectrum.

IMPROVEMENTS
• Session duration is now limited. Mobile clients log out automatically when a session exceeds the specified duration.
• Mobile Client pulls video from interfaces according to the "Routing Management" table in DW spectrum. 20.1 07/16/2020 ●Improvement with user experience and functions 19.6 02/21/2020 NEW FEATURES:
- System Search - If there are 8 or more system tiles Systems can now be filtered by system name, owner name, owner account, and server address.
- Enable / Disable Audio - Audio can be switched off on cameras.
- Login Lockout - If a user tries to log in with incorrect password 5 more times an error message will appear and the login dialog will be blocked for 1 minute.
- Playback using Server or Client Time - Added ability to switch between Server and Client time mode during playback

IMPROVEMENTS:
- Time Format Unification - time format (12-hour or 24-hour) now reflects the device OS
- Soft Trigger icons are now ordered alphabetically
- Added “Disabled by schedule” alert when a Soft Trigger is not available b/c of Rule scheduling
- Added "No Live stream" placeholder on virtual camera when viewing in live mode

BUG FIXES:
- Live video did not started automatically after the server was restarted.
- Fixed encoding issue with Chinese traditional language on iOS 13.
- Mobile client did not stop pulling video if the system was disconnected from the cloud.
- Some virtual cameras were played as 8*8 pixels.
- Several consecutive mobile client connections could lead to server rejecting all incoming connections.
- Fixed an issue with a blank screen after switching to the camera without an archive.
- Fixed an issue with a blank screen after play/pause on camera without an archive.
- Fixed an issue with a blank screen after pausing and switching to the camera with an archive.
- It was possible to log in to the non-configured system.
- It was impossible to view 2 minutes up to live from server 3.2.
- User could not scroll the software trigger using the swipe gestures.
- If the user tapped and hold on some instant soft trigger, the trigger was not activated on finger release.
- Fixed error while opening a virtual camera.
- Fixed some translation issues.
- Other UI / UX fixed and improvements 19.5 12/18/2019 ●BUG FIXES:
Fixed compatibility issues with iPhone 11.
●IMPORTANT!
After installing this release battery life on iPhone XS/XS Max/11 may be affected. 19.4 10/09/2019 ● Smart Motion Search - Users can now search archived video by selecting an entire video or specific area.
When Smart Motion Search has been activated users will see only parts of the archive where motion has been detected.

● Improved connection with version 2.6 19.2 06/15/2019 Smart Motion Search - Users can now search archived video by selecting an entire video or specific area.
When Smart Motion Search has been activated users will see only parts of the archive where motion has been detected. 19.1 05/30/2019 ● IMPORTANT!
○ After installing this release battery life on iPhone XS/XS Max may be effected.
● BUG FIXES:
○ Fixed compatibility issues with iPhone XS/XS Max.
○ Non-cloud connections can be removed with “Delete” button on the “Edit connection” dialog. 18.4 11/08/2018



About DW Spectrum Mobile

DW Spectrum Mobile is a free app for iOS published in the Vertical Market Apps list of apps, part of Business.

The company that develops DW Spectrum Mobile is Kaltec Electronics, INC. The latest version released by its developer is 26.1.1.

To install DW Spectrum Mobile on your iOS device, just click the green Continue To App button above to start the installation process. The app is listed on our website since 2026-10-13 and was downloaded 0 times. We have already checked if the download link is safe, however for your own protection we recommend that you scan the downloaded app with your antivirus. Your antivirus may detect the DW Spectrum Mobile as malware if the download link is broken.

How to install DW Spectrum Mobile on your iOS device:

  • Click on the Continue To App button on our website. This will redirect you to the App Store.
  • Once the DW Spectrum Mobile is shown in the iTunes listing of your iOS device, you can start its download and installation. Tap on the GET button to the right of the app to start downloading it.
  • If you are not logged-in the iOS appstore app, you'll be prompted for your your Apple ID and/or password.
  • After DW Spectrum Mobile is downloaded, you'll see an INSTALL button to the right. Tap on it to start the actual installation of the iOS app.
  • Once installation is finished you can tap on the OPEN button to start it. Its icon will also be added to your device home screen.

Program Details


General

Publisher
Released Date
2026-10-13
Languages
English

Category

Category
Subcategory

System requirements

Operating systems
iOS

Download information

File size
144 bytes
Total downloads
0

Pricing

License model
Free
Price

Version History


Here you can find the changelog of DW Spectrum Mobile since it was posted on our website on 2016-09-30. The latest version is 26.1.1 and it was updated on Apps112 on 13 October, 2026. See below the changes in each version:

version 26.1.1

posted on 2026-10-13

Version History BREAKING CHANGES:
• iOS / iPadOS 17 and earlier are no longer supported.
• Support of 5.1 Servers will be dropped in the next major release (26.2).

NEW FEATURES:
• Simplified Layout Management. A new grid system that maximizes tile size while ensuring all cameras fit within the viewport. Users can now zoom in to increase tile size or zoom out to see more cameras at once.
• Mobile Push Notifications Feed. Added a centralized history feed for push notifications. It aggregates notifications from all accessible Sites within an Organization or those specifically linked to the currently connected Site, allowing users to review alerts they may have missed.
• Camera Groups (Folders) Support: The mobile client now supports Camera Groups (Folders) configured in the Desktop client, making it easier to navigate large systems using the same Resources tree structure.

IMPROVEMENTS:
• Improved the font size and color on items in the Bookmarks and Objects search lists to enhance readability.
• URLs included in bookmark descriptions are now clickable, allowing users to open links directly in a browser.
• Unified the naming and structure of options within the Mobile Client Settings for a more intuitive user experience.
• Network traffic is optimized.

BUG FIXES:
• The Welcome Screen displayed "Loading" for some time after disconnecting from a Site. Fixed.
• Transcoded streams were incorrectly displayed if opened from the devices list with enabled “Live Previews”. Fixed.
• The app could hang after remaining idle on the devices list screen for several hours on iPads. Fixed.
• The application sometimes incorrectly displayed a "No Sites" message immediately after launch. Fixed.
• Search results on the Welcome Screen could experience "shaking" or bouncing while scrolling through long lists. Fixed.
• Sites with restricted access (e.g., "Site Health Viewer" permissions) were incorrectly appearing in the "Sites" tab instead of under their respective Organization/Partner. Fixed.
• A broken link was removed from the error message shown when attempting to connect to a local Site using a Cloud account while not logged into the Cloud. Fixed.
• The error message when entering an incorrect IP address or port in the "Connect to Server" form was misleadingly labeled as an "Internal error." Fixed.
• Cameras from offline Sites in a Cross-Site layout would show an infinite loading animation instead of an "Offline" placeholder. Fixed.
• Opening a camera in a Cross-Site layout when 2FA was required but disabled for the user account resulted in infinite loading. Fixed.
• The archive calendar did not correctly respect the "Use Server Time" setting, preventing the selection of the current date in different time zones. Fixed.
• A short tap on the 2-way audio button could cause the app to remain muted until a restart when using servers version 6.0.6 or older. Fixed.
• The top item on the "Looking for" screen was slightly cropped by the top bar. Fixed.
• Previews in the bookmarks and objects lists would fail to load if the bookmark started with an empty video segment. Fixed.
• Text in the breadcrumbs navigation panel was not properly centered on iOS devices. Fixed.
• The application could crash on iOS after a user logged out from their Cloud account. Fixed.

TESTED OS:
• iOS / iPadOS 18, 26 26.1.1 Jul 24 BREAKING CHANGES
• iOS / iPadOS 17 and earlier will not be supported starting the next major release (26.1).

NEW SUPPORTED OS:
• iOS / iPadOS 26

BUG FIXES:
• Mobile Client crashed if the currently opened camera was deleted from the Server. Fixed.
• 'Missing Object' was automatically selected while using the object search filter for the VIVOTEK plugin. Fixed.
• LIVE stream from certain VIVOTEK cameras (like FD9165-HT-A) could not be played in mobile client. Fixed.
• The default name of the soft trigger button was untranslated. Fixed.
• Japanese texts were not fully displayed or overflowed the field. Fixed.
• Some Sites were not displayed on the Welcome Screen when an Organization contained over 100 Sites. Fixed.
• Device permissions were not applied correctly for users who belonged to a group with inherited permissions. Fixed.
• Long error messages beneath text inputs were truncated in certain languages. Fixed. 25.2.2 Mar 16 1. DW Spectrum 4.x and older not supported
2. Limited support for DW Spectrum 5.0.x
3. Major UI changes applied to support Enterprise 25.2.0 10/16/2025 • NEW FEATURES:
• A new option “Enable software decoder fallback” was added to the Mobile Client settings. It will allow the video player to switch from Hardware decoder to Software decoder in case if Hardware decoder fails to process video from a particular camera.
• BETA Features: A new option “Maximum decoders count” was added to the BETA features section . It will help to avoid unnecessary transcoding from Server on the Camera screen opened from Bookmark/Object Preview. 25.1.0 02/28/2025 • Added Beta Feature: “Export video, bookmarks and objects” that works with Servers 6.0 and higher.
• H264 video resolution is increased up to 4096x4096 for HW video decoding on iOS to avoid transcoding for high resolution cameras.
• Fixed the issue with video not displaying on Object Preview for some objects. 24.1.4 10/09/2024 ◦ Fixed the issue with some online systems could appear as offline but were still accessible.
◦ Fixed the issue with soft trigger buttons were not shown for users with custom roles.
◦ Fixed the issue with not able to set the best quality and high resolution combination on iOS devices. 24.1.3 07/23/2024 • IMPROVEMENTS:
◦ With DW Spectrum Server version 5.1, added the ability to view the list of bookmarks for several cameras at once ("Any Devices" and "Selected Devices" filters). 23.2 09/19/2023 ● IMPROVEMENTS
○ Navigation of bookmarks in the bookmark player is done in chronological order.
○ Added support for bluetooth headphones and microphones into the iOS app. 23.1 05/24/2023 ●NEW FEATURES
•Added the ability to view and search for bookmarks.
●IMPROVEMENTS
•Cloud connection session duration increased to 180 days.
●NEW SUPPORTED OS
•iOS 16
•iPadOS 16 22.5 01/06/2023 •BUG FIXES: Fixed Push Notifications on iOS 16.1. 22.4.1 11/16/2022 ●IMPROVEMENTS:
∙Improved the warning prompts about checking the VMS Server SSL certificate.(from 22.3.35088)
●BUG FIXES:
∙Connection to VMS Cloud expired too quickly while the mobile device screen was locked. Fixed. (from 22.3.35088) 22.4 08/01/2022 ●NEW FEATURES
•Added the option to disable hardware acceleration on iOS devices manually (Main Menu > Settings). This is useful for video streams that use non-standard resolutions, as they cannot be displayed on iOS devices with hardware acceleration enabled.
•Added support for displaying watermarks on video streams.
●BUG FIXES
•Fixed an issue with password autocomplete in the System Connection dialog.
•The System did not open after pressing the “Open in VMS” button in the Cloud Portal on a mobile device browser. Fixed.
•Sometimes, push notifications were not displayed correctly. "No access to this information" showed up on the home screen instead. Fixed. 22.3 07/02/2022 ◦ KNOWN LIMITATIONS:
- Connection to DW Cloud is not retained when upgrading from previous versions.
- Your account password must be re-entered to connect to a DW Cloud system running DW Spectrum 4.2 or older.
* Push notifications will arrive without a preview until the password is re-entered.
◦ BREAKING CHANGES:
- Incompatible with DW Spectrum running version 3.2 or below.
◦ NEW FEATURES:
- Added DW Spectrum Server SSL certificate verification options. One of two security modes can be selected in the settings:
* Recommended (default) - Allows you to connect to DW Spectrum Servers with valid self-signed and public certificates.
* Strict - Allows you to connect to VMS Servers with only valid public certificates.
* Also option can be disabled, the certificate will not be checked.
- Implemented session-based authentication as the default authentication type for new users created after installing/upgrading to DW Spectrum version 5.0.
- Added support for viewing content stored on encrypted archives.
* The decryption password must be entered on the Desktop Client.
◦TESTED OS:
- iOS 12, 13, 14, 15
- iPadOS 14, 15 22.1 06/04/2022 BUG FIXES
∙Fixed a client freezing issue when playing back an archive.
∙The keyboard was not closed after returning back after cameras searching on iOS/iPadOS. Fixed. 21.2 12/30/2021 ∙Added languages supporting in DW Spectrum Global version. 21.1 12/08/2021 -UI/UX fixes.
-Improved Cloud connectivity within different mobile networks. 20.4 01/14/2021 • Fixed an issue with cloud connectivity in some mobile networks.
• Fixed a client crash on iOS 14/iPadOS 14 when 2-way audio was enabled. 20.3 10/07/2020 • Few improvements applied 20.2 08/08/2020 NEW FEATURES
• Push Notifications (for DW spectrum v4.1 and later)
• Rules can be created in DW Spectrum to send Push Notifications to mobile devices.
• Users can receive push notifications from multiple systems, and turn on and off notifications for specific systems.
• In order to receive Push Notifications users must be logged in to the Cloud through their mobile applications.
• Notification texts can be configured in DW Spectrum.

IMPROVEMENTS
• Session duration is now limited. Mobile clients log out automatically when a session exceeds the specified duration.
• Mobile Client pulls video from interfaces according to the "Routing Management" table in DW spectrum. 20.1 07/16/2020 ●Improvement with user experience and functions 19.6 02/21/2020 NEW FEATURES:
- System Search - If there are 8 or more system tiles Systems can now be filtered by system name, owner name, owner account, and server address.
- Enable / Disable Audio - Audio can be switched off on cameras.
- Login Lockout - If a user tries to log in with incorrect password 5 more times an error message will appear and the login dialog will be blocked for 1 minute.
- Playback using Server or Client Time - Added ability to switch between Server and Client time mode during playback

IMPROVEMENTS:
- Time Format Unification - time format (12-hour or 24-hour) now reflects the device OS
- Soft Trigger icons are now ordered alphabetically
- Added “Disabled by schedule” alert when a Soft Trigger is not available b/c of Rule scheduling
- Added "No Live stream" placeholder on virtual camera when viewing in live mode

BUG FIXES:
- Live video did not started automatically after the server was restarted.
- Fixed encoding issue with Chinese traditional language on iOS 13.
- Mobile client did not stop pulling video if the system was disconnected from the cloud.
- Some virtual cameras were played as 8*8 pixels.
- Several consecutive mobile client connections could lead to server rejecting all incoming connections.
- Fixed an issue with a blank screen after switching to the camera without an archive.
- Fixed an issue with a blank screen after play/pause on camera without an archive.
- Fixed an issue with a blank screen after pausing and switching to the camera with an archive.
- It was possible to log in to the non-configured system.
- It was impossible to view 2 minutes up to live from server 3.2.
- User could not scroll the software trigger using the swipe gestures.
- If the user tapped and hold on some instant soft trigger, the trigger was not activated on finger release.
- Fixed error while opening a virtual camera.
- Fixed some translation issues.
- Other UI / UX fixed and improvements 19.5 12/18/2019 ●BUG FIXES:
Fixed compatibility issues with iPhone 11.
●IMPORTANT!
After installing this release battery life on iPhone XS/XS Max/11 may be affected. 19.4 10/09/2019 ● Smart Motion Search - Users can now search archived video by selecting an entire video or specific area.
When Smart Motion Search has been activated users will see only parts of the archive where motion has been detected.

● Improved connection with version 2.6 19.2 06/15/2019 Smart Motion Search - Users can now search archived video by selecting an entire video or specific area.
When Smart Motion Search has been activated users will see only parts of the archive where motion has been detected. 19.1 05/30/2019 ● IMPORTANT!
○ After installing this release battery life on iPhone XS/XS Max may be effected.
● BUG FIXES:
○ Fixed compatibility issues with iPhone XS/XS Max.
○ Non-cloud connections can be removed with “Delete” button on the “Edit connection” dialog. 18.4 11/08/2018

version 26.1.1

posted on 2026-07-24

Version History BREAKING CHANGES:
• iOS / iPadOS 17 and earlier are no longer supported.
• Support of 5.1 Servers will be dropped in the next major release (26.2).

NEW FEATURES:
• Simplified Layout Management. A new grid system that maximizes tile size while ensuring all cameras fit within the viewport. Users can now zoom in to increase tile size or zoom out to see more cameras at once.
• Mobile Push Notifications Feed. Added a centralized history feed for push notifications. It aggregates notifications from all accessible Sites within an Organization or those specifically linked to the currently connected Site, allowing users to review alerts they may have missed.
• Camera Groups (Folders) Support: The mobile client now supports Camera Groups (Folders) configured in the Desktop client, making it easier to navigate large systems using the same Resources tree structure.

IMPROVEMENTS:
• Improved the font size and color on items in the Bookmarks and Objects search lists to enhance readability.
• URLs included in bookmark descriptions are now clickable, allowing users to open links directly in a browser.
• Unified the naming and structure of options within the Mobile Client Settings for a more intuitive user experience.
• Network traffic is optimized.

BUG FIXES:
• The Welcome Screen displayed "Loading" for some time after disconnecting from a Site. Fixed.
• Transcoded streams were incorrectly displayed if opened from the devices list with enabled “Live Previews”. Fixed.
• The app could hang after remaining idle on the devices list screen for several hours on iPads. Fixed.
• The application sometimes incorrectly displayed a "No Sites" message immediately after launch. Fixed.
• Search results on the Welcome Screen could experience "shaking" or bouncing while scrolling through long lists. Fixed.
• Sites with restricted access (e.g., "Site Health Viewer" permissions) were incorrectly appearing in the "Sites" tab instead of under their respective Organization/Partner. Fixed.
• A broken link was removed from the error message shown when attempting to connect to a local Site using a Cloud account while not logged into the Cloud. Fixed.
• The error message when entering an incorrect IP address or port in the "Connect to Server" form was misleadingly labeled as an "Internal error." Fixed.
• Cameras from offline Sites in a Cross-Site layout would show an infinite loading animation instead of an "Offline" placeholder. Fixed.
• Opening a camera in a Cross-Site layout when 2FA was required but disabled for the user account resulted in infinite loading. Fixed.
• The archive calendar did not correctly respect the "Use Server Time" setting, preventing the selection of the current date in different time zones. Fixed.
• A short tap on the 2-way audio button could cause the app to remain muted until a restart when using servers version 6.0.6 or older. Fixed.
• The top item on the "Looking for" screen was slightly cropped by the top bar. Fixed.
• Previews in the bookmarks and objects lists would fail to load if the bookmark started with an empty video segment. Fixed.
• Text in the breadcrumbs navigation panel was not properly centered on iOS devices. Fixed.
• The application could crash on iOS after a user logged out from their Cloud account. Fixed.

TESTED OS:
• iOS / iPadOS 18, 26 26.1.1 13h ago BREAKING CHANGES
• iOS / iPadOS 17 and earlier will not be supported starting the next major release (26.1).

NEW SUPPORTED OS:
• iOS / iPadOS 26

BUG FIXES:
• Mobile Client crashed if the currently opened camera was deleted from the Server. Fixed.
• 'Missing Object' was automatically selected while using the object search filter for the VIVOTEK plugin. Fixed.
• LIVE stream from certain VIVOTEK cameras (like FD9165-HT-A) could not be played in mobile client. Fixed.
• The default name of the soft trigger button was untranslated. Fixed.
• Japanese texts were not fully displayed or overflowed the field. Fixed.
• Some Sites were not displayed on the Welcome Screen when an Organization contained over 100 Sites. Fixed.
• Device permissions were not applied correctly for users who belonged to a group with inherited permissions. Fixed.
• Long error messages beneath text inputs were truncated in certain languages. Fixed. 25.2.2 Mar 16 1. DW Spectrum 4.x and older not supported
2. Limited support for DW Spectrum 5.0.x
3. Major UI changes applied to support Enterprise 25.2.0 10/16/2025 • NEW FEATURES:
• A new option “Enable software decoder fallback” was added to the Mobile Client settings. It will allow the video player to switch from Hardware decoder to Software decoder in case if Hardware decoder fails to process video from a particular camera.
• BETA Features: A new option “Maximum decoders count” was added to the BETA features section . It will help to avoid unnecessary transcoding from Server on the Camera screen opened from Bookmark/Object Preview. 25.1.0 02/28/2025 • Added Beta Feature: “Export video, bookmarks and objects” that works with Servers 6.0 and higher.
• H264 video resolution is increased up to 4096x4096 for HW video decoding on iOS to avoid transcoding for high resolution cameras.
• Fixed the issue with video not displaying on Object Preview for some objects. 24.1.4 10/09/2024 ◦ Fixed the issue with some online systems could appear as offline but were still accessible.
◦ Fixed the issue with soft trigger buttons were not shown for users with custom roles.
◦ Fixed the issue with not able to set the best quality and high resolution combination on iOS devices. 24.1.3 07/23/2024 • IMPROVEMENTS:
◦ With DW Spectrum Server version 5.1, added the ability to view the list of bookmarks for several cameras at once ("Any Devices" and "Selected Devices" filters). 23.2 09/19/2023 ● IMPROVEMENTS
○ Navigation of bookmarks in the bookmark player is done in chronological order.
○ Added support for bluetooth headphones and microphones into the iOS app. 23.1 05/24/2023 ●NEW FEATURES
•Added the ability to view and search for bookmarks.
●IMPROVEMENTS
•Cloud connection session duration increased to 180 days.
●NEW SUPPORTED OS
•iOS 16
•iPadOS 16 22.5 01/06/2023 •BUG FIXES: Fixed Push Notifications on iOS 16.1. 22.4.1 11/16/2022 ●IMPROVEMENTS:
∙Improved the warning prompts about checking the VMS Server SSL certificate.(from 22.3.35088)
●BUG FIXES:
∙Connection to VMS Cloud expired too quickly while the mobile device screen was locked. Fixed. (from 22.3.35088) 22.4 08/01/2022 ●NEW FEATURES
•Added the option to disable hardware acceleration on iOS devices manually (Main Menu > Settings). This is useful for video streams that use non-standard resolutions, as they cannot be displayed on iOS devices with hardware acceleration enabled.
•Added support for displaying watermarks on video streams.
●BUG FIXES
•Fixed an issue with password autocomplete in the System Connection dialog.
•The System did not open after pressing the “Open in VMS” button in the Cloud Portal on a mobile device browser. Fixed.
•Sometimes, push notifications were not displayed correctly. "No access to this information" showed up on the home screen instead. Fixed. 22.3 07/02/2022 ◦ KNOWN LIMITATIONS:
- Connection to DW Cloud is not retained when upgrading from previous versions.
- Your account password must be re-entered to connect to a DW Cloud system running DW Spectrum 4.2 or older.
* Push notifications will arrive without a preview until the password is re-entered.
◦ BREAKING CHANGES:
- Incompatible with DW Spectrum running version 3.2 or below.
◦ NEW FEATURES:
- Added DW Spectrum Server SSL certificate verification options. One of two security modes can be selected in the settings:
* Recommended (default) - Allows you to connect to DW Spectrum Servers with valid self-signed and public certificates.
* Strict - Allows you to connect to VMS Servers with only valid public certificates.
* Also option can be disabled, the certificate will not be checked.
- Implemented session-based authentication as the default authentication type for new users created after installing/upgrading to DW Spectrum version 5.0.
- Added support for viewing content stored on encrypted archives.
* The decryption password must be entered on the Desktop Client.
◦TESTED OS:
- iOS 12, 13, 14, 15
- iPadOS 14, 15 22.1 06/04/2022 BUG FIXES
∙Fixed a client freezing issue when playing back an archive.
∙The keyboard was not closed after returning back after cameras searching on iOS/iPadOS. Fixed. 21.2 12/30/2021 ∙Added languages supporting in DW Spectrum Global version. 21.1 12/08/2021 -UI/UX fixes.
-Improved Cloud connectivity within different mobile networks. 20.4 01/14/2021 • Fixed an issue with cloud connectivity in some mobile networks.
• Fixed a client crash on iOS 14/iPadOS 14 when 2-way audio was enabled. 20.3 10/07/2020 • Few improvements applied 20.2 08/08/2020 NEW FEATURES
• Push Notifications (for DW spectrum v4.1 and later)
• Rules can be created in DW Spectrum to send Push Notifications to mobile devices.
• Users can receive push notifications from multiple systems, and turn on and off notifications for specific systems.
• In order to receive Push Notifications users must be logged in to the Cloud through their mobile applications.
• Notification texts can be configured in DW Spectrum.

IMPROVEMENTS
• Session duration is now limited. Mobile clients log out automatically when a session exceeds the specified duration.
• Mobile Client pulls video from interfaces according to the "Routing Management" table in DW spectrum. 20.1 07/16/2020 ●Improvement with user experience and functions 19.6 02/21/2020 NEW FEATURES:
- System Search - If there are 8 or more system tiles Systems can now be filtered by system name, owner name, owner account, and server address.
- Enable / Disable Audio - Audio can be switched off on cameras.
- Login Lockout - If a user tries to log in with incorrect password 5 more times an error message will appear and the login dialog will be blocked for 1 minute.
- Playback using Server or Client Time - Added ability to switch between Server and Client time mode during playback

IMPROVEMENTS:
- Time Format Unification - time format (12-hour or 24-hour) now reflects the device OS
- Soft Trigger icons are now ordered alphabetically
- Added “Disabled by schedule” alert when a Soft Trigger is not available b/c of Rule scheduling
- Added "No Live stream" placeholder on virtual camera when viewing in live mode

BUG FIXES:
- Live video did not started automatically after the server was restarted.
- Fixed encoding issue with Chinese traditional language on iOS 13.
- Mobile client did not stop pulling video if the system was disconnected from the cloud.
- Some virtual cameras were played as 8*8 pixels.
- Several consecutive mobile client connections could lead to server rejecting all incoming connections.
- Fixed an issue with a blank screen after switching to the camera without an archive.
- Fixed an issue with a blank screen after play/pause on camera without an archive.
- Fixed an issue with a blank screen after pausing and switching to the camera with an archive.
- It was possible to log in to the non-configured system.
- It was impossible to view 2 minutes up to live from server 3.2.
- User could not scroll the software trigger using the swipe gestures.
- If the user tapped and hold on some instant soft trigger, the trigger was not activated on finger release.
- Fixed error while opening a virtual camera.
- Fixed some translation issues.
- Other UI / UX fixed and improvements 19.5 12/18/2019 ●BUG FIXES:
Fixed compatibility issues with iPhone 11.
●IMPORTANT!
After installing this release battery life on iPhone XS/XS Max/11 may be affected. 19.4 10/09/2019 ● Smart Motion Search - Users can now search archived video by selecting an entire video or specific area.
When Smart Motion Search has been activated users will see only parts of the archive where motion has been detected.

● Improved connection with version 2.6 19.2 06/15/2019 Smart Motion Search - Users can now search archived video by selecting an entire video or specific area.
When Smart Motion Search has been activated users will see only parts of the archive where motion has been detected. 19.1 05/30/2019 ● IMPORTANT!
○ After installing this release battery life on iPhone XS/XS Max may be effected.
● BUG FIXES:
○ Fixed compatibility issues with iPhone XS/XS Max.
○ Non-cloud connections can be removed with “Delete” button on the “Edit connection” dialog. 18.4 11/08/2018

version 25.2.2

posted on 2026-07-07

Version History BREAKING CHANGES
• iOS / iPadOS 17 and earlier will not be supported starting the next major release (26.1).

NEW SUPPORTED OS:
• iOS / iPadOS 26

BUG FIXES:
• Mobile Client crashed if the currently opened camera was deleted from the Server. Fixed.
• 'Missing Object' was automatically selected while using the object search filter for the VIVOTEK plugin. Fixed.
• LIVE stream from certain VIVOTEK cameras (like FD9165-HT-A) could not be played in mobile client. Fixed.
• The default name of the soft trigger button was untranslated. Fixed.
• Japanese texts were not fully displayed or overflowed the field. Fixed.
• Some Sites were not displayed on the Welcome Screen when an Organization contained over 100 Sites. Fixed.
• Device permissions were not applied correctly for users who belonged to a group with inherited permissions. Fixed.
• Long error messages beneath text inputs were truncated in certain languages. Fixed. 25.2.2 Mar 16 1. DW Spectrum 4.x and older not supported
2. Limited support for DW Spectrum 5.0.x
3. Major UI changes applied to support Enterprise 25.2.0 10/16/2025 • NEW FEATURES:
• A new option “Enable software decoder fallback” was added to the Mobile Client settings. It will allow the video player to switch from Hardware decoder to Software decoder in case if Hardware decoder fails to process video from a particular camera.
• BETA Features: A new option “Maximum decoders count” was added to the BETA features section . It will help to avoid unnecessary transcoding from Server on the Camera screen opened from Bookmark/Object Preview. 25.1.0 02/28/2025 • Added Beta Feature: “Export video, bookmarks and objects” that works with Servers 6.0 and higher.
• H264 video resolution is increased up to 4096x4096 for HW video decoding on iOS to avoid transcoding for high resolution cameras.
• Fixed the issue with video not displaying on Object Preview for some objects. 24.1.4 10/09/2024 ◦ Fixed the issue with some online systems could appear as offline but were still accessible.
◦ Fixed the issue with soft trigger buttons were not shown for users with custom roles.
◦ Fixed the issue with not able to set the best quality and high resolution combination on iOS devices. 24.1.3 07/23/2024 • IMPROVEMENTS:
◦ With DW Spectrum Server version 5.1, added the ability to view the list of bookmarks for several cameras at once ("Any Devices" and "Selected Devices" filters). 23.2 09/19/2023 ● IMPROVEMENTS
○ Navigation of bookmarks in the bookmark player is done in chronological order.
○ Added support for bluetooth headphones and microphones into the iOS app. 23.1 05/24/2023 ●NEW FEATURES
•Added the ability to view and search for bookmarks.
●IMPROVEMENTS
•Cloud connection session duration increased to 180 days.
●NEW SUPPORTED OS
•iOS 16
•iPadOS 16 22.5 01/06/2023 •BUG FIXES: Fixed Push Notifications on iOS 16.1. 22.4.1 11/16/2022 ●IMPROVEMENTS:
∙Improved the warning prompts about checking the VMS Server SSL certificate.(from 22.3.35088)
●BUG FIXES:
∙Connection to VMS Cloud expired too quickly while the mobile device screen was locked. Fixed. (from 22.3.35088) 22.4 08/01/2022 ●NEW FEATURES
•Added the option to disable hardware acceleration on iOS devices manually (Main Menu > Settings). This is useful for video streams that use non-standard resolutions, as they cannot be displayed on iOS devices with hardware acceleration enabled.
•Added support for displaying watermarks on video streams.
●BUG FIXES
•Fixed an issue with password autocomplete in the System Connection dialog.
•The System did not open after pressing the “Open in VMS” button in the Cloud Portal on a mobile device browser. Fixed.
•Sometimes, push notifications were not displayed correctly. "No access to this information" showed up on the home screen instead. Fixed. 22.3 07/02/2022 ◦ KNOWN LIMITATIONS:
- Connection to DW Cloud is not retained when upgrading from previous versions.
- Your account password must be re-entered to connect to a DW Cloud system running DW Spectrum 4.2 or older.
* Push notifications will arrive without a preview until the password is re-entered.
◦ BREAKING CHANGES:
- Incompatible with DW Spectrum running version 3.2 or below.
◦ NEW FEATURES:
- Added DW Spectrum Server SSL certificate verification options. One of two security modes can be selected in the settings:
* Recommended (default) - Allows you to connect to DW Spectrum Servers with valid self-signed and public certificates.
* Strict - Allows you to connect to VMS Servers with only valid public certificates.
* Also option can be disabled, the certificate will not be checked.
- Implemented session-based authentication as the default authentication type for new users created after installing/upgrading to DW Spectrum version 5.0.
- Added support for viewing content stored on encrypted archives.
* The decryption password must be entered on the Desktop Client.
◦TESTED OS:
- iOS 12, 13, 14, 15
- iPadOS 14, 15 22.1 06/04/2022 BUG FIXES
∙Fixed a client freezing issue when playing back an archive.
∙The keyboard was not closed after returning back after cameras searching on iOS/iPadOS. Fixed. 21.2 12/30/2021 ∙Added languages supporting in DW Spectrum Global version. 21.1 12/08/2021 -UI/UX fixes.
-Improved Cloud connectivity within different mobile networks. 20.4 01/14/2021 • Fixed an issue with cloud connectivity in some mobile networks.
• Fixed a client crash on iOS 14/iPadOS 14 when 2-way audio was enabled. 20.3 10/07/2020 • Few improvements applied 20.2 08/08/2020 NEW FEATURES
• Push Notifications (for DW spectrum v4.1 and later)
• Rules can be created in DW Spectrum to send Push Notifications to mobile devices.
• Users can receive push notifications from multiple systems, and turn on and off notifications for specific systems.
• In order to receive Push Notifications users must be logged in to the Cloud through their mobile applications.
• Notification texts can be configured in DW Spectrum.

IMPROVEMENTS
• Session duration is now limited. Mobile clients log out automatically when a session exceeds the specified duration.
• Mobile Client pulls video from interfaces according to the "Routing Management" table in DW spectrum. 20.1 07/16/2020 ●Improvement with user experience and functions 19.6 02/21/2020 NEW FEATURES:
- System Search - If there are 8 or more system tiles Systems can now be filtered by system name, owner name, owner account, and server address.
- Enable / Disable Audio - Audio can be switched off on cameras.
- Login Lockout - If a user tries to log in with incorrect password 5 more times an error message will appear and the login dialog will be blocked for 1 minute.
- Playback using Server or Client Time - Added ability to switch between Server and Client time mode during playback

IMPROVEMENTS:
- Time Format Unification - time format (12-hour or 24-hour) now reflects the device OS
- Soft Trigger icons are now ordered alphabetically
- Added “Disabled by schedule” alert when a Soft Trigger is not available b/c of Rule scheduling
- Added "No Live stream" placeholder on virtual camera when viewing in live mode

BUG FIXES:
- Live video did not started automatically after the server was restarted.
- Fixed encoding issue with Chinese traditional language on iOS 13.
- Mobile client did not stop pulling video if the system was disconnected from the cloud.
- Some virtual cameras were played as 8*8 pixels.
- Several consecutive mobile client connections could lead to server rejecting all incoming connections.
- Fixed an issue with a blank screen after switching to the camera without an archive.
- Fixed an issue with a blank screen after play/pause on camera without an archive.
- Fixed an issue with a blank screen after pausing and switching to the camera with an archive.
- It was possible to log in to the non-configured system.
- It was impossible to view 2 minutes up to live from server 3.2.
- User could not scroll the software trigger using the swipe gestures.
- If the user tapped and hold on some instant soft trigger, the trigger was not activated on finger release.
- Fixed error while opening a virtual camera.
- Fixed some translation issues.
- Other UI / UX fixed and improvements 19.5 12/18/2019 ●BUG FIXES:
Fixed compatibility issues with iPhone 11.
●IMPORTANT!
After installing this release battery life on iPhone XS/XS Max/11 may be affected. 19.4 10/09/2019 ● Smart Motion Search - Users can now search archived video by selecting an entire video or specific area.
When Smart Motion Search has been activated users will see only parts of the archive where motion has been detected.

● Improved connection with version 2.6 19.2 06/15/2019 Smart Motion Search - Users can now search archived video by selecting an entire video or specific area.
When Smart Motion Search has been activated users will see only parts of the archive where motion has been detected. 19.1 05/30/2019 ● IMPORTANT!
○ After installing this release battery life on iPhone XS/XS Max may be effected.
● BUG FIXES:
○ Fixed compatibility issues with iPhone XS/XS Max.
○ Non-cloud connections can be removed with “Delete” button on the “Edit connection” dialog. 18.4 11/08/2018 - Increased audio level for devices on iOS 11.4+ 18.2 06/29/2018

version 25.2.2

posted on 2026-03-16

BREAKING CHANGES
• iOS / iPadOS 17 and earlier will not be supported starting the next major release (26.1).

NEW SUPPORTED OS:
• iOS / iPadOS 26

BUG FIXES:
• Mobile Client crashed if the currently opened camera was deleted from the Server. Fixed.
• 'Missing Object' was automatically selected while using the object search filter for the VIVOTEK plugin. Fixed.
• LIVE stream from certain VIVOTEK cameras (like FD9165-HT-A) could not be played in mobile client. Fixed.
• The default name of the soft trigger button was untranslated. Fixed.
• Japanese texts were not fully displayed or overflowed the field. Fixed.
• Some Sites were not displayed on the Welcome Screen when an Organization contained over 100 Sites. Fixed.
• Device permissions were not applied correctly for users who belonged to a group with inherited permissions. Fixed.
• Long error messages beneath text inputs were truncated in certain languages. Fixed.

version 25.2.0

posted on 2025-10-16

1. DW Spectrum 4.x and older not supported
2. Limited support for DW Spectrum 5.0.x
3. Major UI changes applied to support Enterprise

version 25.1.0

posted on 2025-02-28

Feb 28, 2025
Version 25.1.0
• NEW FEATURES:
• A new option “Enable software decoder fallback” was added to the Mobile Client settings. It will allow the video player to switch from Hardware decoder to Software decoder in case if Hardware decoder fails to process video from a particular camera.
• BETA Features: A new option “Maximum decoders count” was added to the BETA features section . It will help to avoid unnecessary transcoding from Server on the Camera screen opened from Bookmark/Object Preview.

version 24.1.4

posted on 2024-10-09

Oct 9, 2024
Version 24.1.4
• Added Beta Feature: “Export video, bookmarks and objects” that works with Servers 6.0 and higher.
• H264 video resolution is increased up to 4096x4096 for HW video decoding on iOS to avoid transcoding for high resolution cameras.
• Fixed the issue with video not displaying on Object Preview for some objects.

version 24.1.3

posted on 2024-07-23

Jul 23, 2024
Version 24.1.3
◦ Fixed the issue with some online systems could appear as offline but were still accessible.
◦ Fixed the issue with soft trigger buttons were not shown for users with custom roles.
◦ Fixed the issue with not able to set the best quality and high resolution combination on iOS devices.

version 23.2

posted on 2023-09-19

Sep 19, 2023
Version 23.2
• IMPROVEMENTS:
◦ With DW Spectrum Server version 5.1, added the ability to view the list of bookmarks for several cameras at once ("Any Devices" and "Selected Devices" filters).

version 23.1

posted on 2023-05-24

May 24, 2023
Version 23.1
● IMPROVEMENTS
○ Navigation of bookmarks in the bookmark player is done in chronological order.
○ Added support for bluetooth headphones and microphones into the iOS app.

Disclaimer


Official App Store Link


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Updated At: 2026-10-13
Operating System: iOS
License Type: Free

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