Release 2.5.1
Release Notes: Tosi Client for iOS 2.5.1
Date: 27 Apr 2026
Highlights
- Improved connectivity and stability
- Bug fixes and performance improvements
Improvements
- Updated VPN connection profile according to the latest recommendations
Bug Fixes
- Fixed an issue where the app reset itself after headless warm up by iOS
- Fixed the reconnect attempt interval that prevented Gateway access
- Fixed password field responsiveness after scanning QR code
- Adjusted password timeout
Release 2.5.0
Release Notes: Tosi Client for iOS 2.5.0
Date: 14 Jan 2026
Highlights
We've updated the visual design to reflect our evolution from Tosibox to Tosi: new colors, refined icons, and a cleaner interface.
New Features
- Fresh new visual design reflecting the Tosi brand
- Updated color scheme and refined icons
- Cleaner, more modern interface
Improvements
- Updated branding elements
- Added a button in the Support view to easily copy the Mobile Client ID
Bug Fixes
- Resolved an issue causing the app to disconnect when returning from the background
- Fixed a VPN IP overlap problem
- Corrected an issue where the network device inventory was not displayed.
- Fixed a bug where the mobile client would unexpectedly reset itself
Version 2.4.3
18 Sep 2025
Improvements
- Added support for iOS 26
- Replaced fullscreen connection animation with a standard busy indicator
- Enhanced handling of default settings
Bug Fixes
- Resolved connectivity issues in challenging network conditions
- Prevented reconnection attempts when no VPN configuration is available
- Corrected manual pairing code handling for Key devices with short serial numbers
- General stability improvements
Supported operating systems
Version 2.4.2
23 Apr 2025
Bug Fixes
- Resolved a connection issue to networks with a large number of nodes
Supported operating systems
Version 2.4.1
9 Apr 2025
Bug Fixes
- Resolved an issue where Mobile Clients associated with older HW Keys failed to connect
Supported operating systems
Version 2.4.0
26 March 2025
Improvements
- Added re-enter password field for password change
- Updated User Settings menu and Support View
- Added client identifier to Support View
- Security updates
Bug fixes
- Resolved an issue where opening VNC connection option was not visible
- Resolved memory leaks
- Fixes for several connectivity bugs
Supported operating systems
Version 2.3.1
4 July 2024
Bug fixes
- Resolved an issue where VPN connections were not establishing properly on devices running iOS 17.5.1
Version 2.3.0
30 May 2024
Improvements
- Reimplemented VPN tunnel handling.
- Added support for URLs with paths when opening links to network devices.
- Updated contact information for better assistance.
- Improved debug logging to streamline technical support.
- Optimized memory usage by removing unnecessary libraries.
- Fixed the "Open with RDP client" button issue on iOS 17.
- Made minor updates to improve compatibility with iOS 17.
Bug fixes
- Fixed the "Open with RDP client" button issue on iOS 17.
Version 2.1.1
13 June 2023
Bug fixes
- Resolved connectivity issues that can result in Mobile Client not being able to form connection
Version 2.1.0
29 May 2023
New features and improvements
- Support for iOS versions 15 & 16
- Removed support for TLS 1.0
- Removed support for Blowfish cipher
- Extended VPN tunnel cut-off timeout, tunnel stays open indefinitely in the background if device is active
- UI string "Ready to connect" is shortened to "Connect"
- User is provided feedback sooner and more often than previously in exceptional situations
- App collects debug logs for more effective technical support
- App requires password or pin if it's been running in the background over 5 min
- User must provide permission to create VPN profile during app start
NOTE: Due to improvement in security posture release may require firmware updates to Nodes and HUB for VPN connection to work.
Version 2.0.3
31 January 2022
Improvements
- Mobile Client updated with support for iOS versions 14 and 15
- Bug fixes
Version 2.0.2
28 May 2020
Improvements
Version 2.0
16 March 2020
New features and improvements
- Mobile Client has completely new UI with a lot of usability and stability improvements.
Version 1.3.3
16 May 2019
New features and improvements
- VPN stability and connection setup improvements
- Improvements for 3rd party app connections (VNC & RDP)
- User interface and usability improvements
Version 1.3.0
10 July 2017
New features and improvements
- Several user interface and usability corrections
- Client serial (identity) is now visible in Settings > Tosibox
Version 1.2.1
21 December 2016
Bug fixes
- Fix for an issue where VPN connection did not establish on devices with iOS 10.2. When trying to connect for the first time after upgrading, the client will trigger re-creation of the VPN profile. After this is done, the connection should establish as before.
Version 1.2.0
26 April 2016
New features and improvements
- On devices that support Touch ID, you can now use your fingerprint instead of the password to authenticate
- Network devices are now alphabetically sorted
- An icon is now shown when the Lock list is empty
- The application can now be launched with “tosibox” URLs
- Fix for an issue where the users were able to go back after initial serialization
Version 1.1.1
7 April 2016
Improvements and bug fixes
- Reliability improvements for initial serialization and connection establishment
- VPN connection is now established faster
- Fix for a layout issue with long device names on iPhone
- Fix for an issue where Locks were not preserved after entering serialization code manually
Version 1.1.0
23 October 2015
New features and improvements
- The application is now compatible with iOS 9
- Support for global Lock names
- Support for opening a VNC connection to network devices (requires a VNC client)
- Support for connecting to Locks with 1:1 NAT enabled
- Reliability improvements
- The user password can now be changed
- UI layout improvements
Version 1.0.3
29 September 2015
Bug fixes
- Fixes for network issues that could occur when taking the Mobile Client into use.
Version 1.0.2
22 June 2015
Bug fixes
- Fix for an issue with connecting to the Internet at startup.
- VPN is now disconnected when the client is removed from Tosibox Key desktop software.
Version 1.0.1
15 May 2015
New features and improvements
- Initial release for iPhone and iPad