Threema OnPrem. Self-Hosted

Maximum security and total data ownership with Threema OnPrem for enterprises

Price
In-App PurchaseNo
Shows AdsNo
LaunchedNov 30, 2021
Store Categories
Applications|Communication

Total Ratings

Worldwide

60
5 star
48
4 star
0
3 star
0
2 star
12
1 star
0

Description

Threema OnPrem is the self-hosted messaging solution for organizations that require maximum security. The combination of Threema’s well-established security architecture and total data ownership results in a self-contained chat environment that is unparalleled in terms of confidentiality and is suitable for professional use in government agencies, police forces, and industrial companies.

NOTE: In order to use this app, Threema OnPrem must be set up on your company server. More information: https://threema.ch/onprem

Threema OnPrem is not available for private users.

Screenshots

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Version History

Releasing updates every 29 days on average. Last update 41 days ago.

5.8.2oMar 18, 2025

- Emoji reactions are now included in the data backup
- Fixed a bug that caused custom ringtones to be reset when starting the app

5.8.1oFeb 11, 2025

- New: You can now react to messages with emoji
- Fixed a bug concerning profile pictures in group calls

5.8.0oJan 15, 2025

- Overhauled appearance of the agree/disagree icons (in preparation for the upcoming emoji reactions feature)
- Fixed a bug concerning the message status of chats containing missed calls

5.7.0oJan 02, 2025

- Fixed a bug that caused the app to crash on some Motorola devices when a chat is opened
- Fixed a bug in relation to the display of voice messages on tablets
- Changes to the message processing in preparation for the multi-device functionality on Android
- Fewer status messages are displayed for polls

5.6.1oNov 22, 2024

- Refactoring of notification channels: Individual notification settings need to be set again
- Media can now be edited before forwarding
- The edit history can now be viewed for edited messages
- The job title and department can now be displayed for company contacts

5.5oAug 21, 2024

Sent messages can now be edited or deleted on the recipient’s end

5.4.1oJul 25, 2024

- Improved support for large font sizes
- Improved the display of notifications with media preview
- User credentials can be updated via MDM
- Fixed bug that could occur when setting up the app
- Various bug fixes

5.3.1oJun 04, 2024

- Perfect Forward Secrecy improvements
- Swiss German translation
- WebRTC update
- Various under-the-hood improvements
- Optimizations and bug fixes

5.2.4oApr 17, 2024

Added a highlighter function to image editor
Support for animated WebP images
Numerous optimizations and bug fixes

5.2.3oJan 22, 2024

Guided self-help for various system configuration problems
Fixed a bug where unknown group members were accidentally added to the contact list
Bug fixes and performance improvements

5.2.1oDec 15, 2023

- New: Star messages to quickly find them again in the future (starred messages appear in “⋮ > Starred messages”)
- Option for periodic deletion of old messages after a specified amount of time (Settings > Media & Storage > Storage Management > Delete automatically)
- Improved wakeup of desktop app and web client when using Threema Push
- Improved group management

5.1.4oOct 25, 2023

Logging improvements
Bug fixes

5.1.2oOct 05, 2023

- Emoji 15 support
- Bug fixes

5.1.1oAug 28, 2023

Fixed a bug related to rotating the phone when the light/dark mode of the device and the app were set differently
Improved PFS warning messages
Fixed minor UI bugs

5.1oAug 02, 2023

* Refreshed UI design with support for Material You and Dynamic Colors
* Improved voice message player
* PFS enabled by default
* Wizard for permission management
* Various functionality and performance improvements

5.0.6oJun 21, 2023

Fix to prevent possible database corruption on some configurations

5.0.5.1oMay 08, 2023

When joining group calls with lots of participants, the mic is now automatically muted
Improved indication of ongoing group calls in chat overview
Improvements in relation to editing groups
Improvements in relation to Threema Safe error messages
Fixed a bug that could lead to redundant status messages in relation to group calls
Other improvements and minor bug fixes

5.0.4.2oMar 30, 2023

- Fixed a bug in relation to the linking of the phone number in the setup wizard
- Fixed a bug that prevented calls from being started under certain circumstances

5.0.4.1oMar 30, 2023

- Respect text formatting in captions of GIFs
- Bugfix for distorted voice messages on some smartphones
- Use current version of zip4j library (fixes CVE-2023-22899)
- Abort restore process if an incompatible backup file is used
- Forward voicemessages as voicemessages
- Do not leak metadata in data backup (Reported by Thore Göbel)
- Minor improvements and bug fixes

5.0.3.1oJan 25, 2023

- New: end-to-end encrypted group calls (audio and video)
- New: agree/disagree feature also available in group chats
- New: edit received images on the fly and send them right back (tap and hold > pencil icon)
- New: send and receive messages with Perfect Forward Secrecy
- Improvements when editing and sending Videos
- Security improvements and minor bug fixes

4.842oDec 21, 2022

Fixed bug when custom web client is used

4.841oOct 26, 2022

Video editor improvements
More attractive display of voice messages
Improved compatibility with internal TLDs
Fixed crash after scanning Threema Web QR code when client restriction feature is not being used
Minor bug fixes

4.84oOct 21, 2022

Video editor improvements
More attractive display of voice messages
Improved compatibility with internal TLDs
Minor bug fixes

4.83oAug 02, 2022

The order of emojis has been adjusted to the Unicode standard
Threema can now also be used as a Maps app to display geo: -URIs from external apps
Performance improvements and bug fixes

4.8oJun 03, 2022

Many new emojis in accordance with the Unicode 13.1 standard.
Search fo emojis by name or meaning (available in 17 languages).
Deterministic colors for contacts and groups that do not have their own profile picture. These new colors are going to work across platforms and devices.
Improved scrolling performance in many lists.
Optimized layout for the Media Editor. Increased the number of media items that can be edited before sending to 256.
Many small improvements and bug fixes

4.72oApr 20, 2022

4.7oMar 30, 2022

4.67oMar 21, 2022

4.66oMar 02, 2022

4.64o-hfJan 24, 2022

Bug fixes

LaunchedNov 30, 2021

Other Information