24.0
2026-01-21
Remote search improvements.
Support for PTT calls to users who are not contacts.
Emergency Calls to the user's Selected TX.
Bug fixes.
23.3
2025-11-10
Bug Fixes
23.2
2025-06-10
Fixes an audio routing bug for PTT calls in the background
Other bug fixes.
23.1
2025-05-13
Fixes a critical bug which prevents certain users from being invited into PTT calls.
Other bug fixes.
22.2
2024-12-10
Fixes issue where storage grows unbounded from iOS Push-to-Talk interface.
Bug fixes.
22.1
2024-10-10
Bug fixes.
22.0
2024-07-31
Adds rich background message notifications.
Deprecates iOS 15.
Bug fixes.
21.1
2024-03-05
Enables the Push To Talk System UI by default.
Bug fixes.
20.2
2023-10-03
Bug fixes.
19.5
2023-04-26
Adds the ability to search for Bluetooth LE PTT buttons that support the ESChat protocol but do not
advertise it.
Bug fixes.
19.4
2023-03-15
Fixes crashes with new audio stack and Apple PTT framework.
Bug fixes.
18.1
2022-05-31
Adds support for large groups. Requires server 5.2.0 or newer.
Adds channel selection support for Bluetooth LE accessories.
Bug fixes.
18.0
2022-03-11
Adds support for threaded messaging.
Allows user to end ongoing PTT calls by enabling Do Not Disturb.
Bug fixes.
17.2
2021-12-16
Multi-call improvements.
Contact on channel list improvements.
Fixes end call confirmation dialog remaining on screen after call end.
Releases floor if user unplugs wired headset.
Bug fixes.
16.4
2021-09-25
Fixes iOS 15 issue where app gets stuck at splash screen.
15.0
2020-07-28
Adds support for dark mode.
Bug fixes.
14.0
2019-10-22
Encrypts the configuration file at rest.
Improves redundancy operation to the servers.
Obsoletes support for iOS 9.x.
Adds work around for background transmission issue in iOS 12.4.
Other bug fixes.