Threema
Sign in to saveThreema is a paid cross-platform encrypted instant messaging app developed by Threema GmbH in Switzerland and launched in 2012. Users can make voice and video calls, send photos, files, and voice notes, share locations, and join groups. The service offers end-to-end encryption. Unlike many other popular secure messaging apps, Threema does not require phone numbers or email addresses for registration, only a one-time purchase that can be paid via an app store or anonymously with Bitcoin or cash.
Key facts
- Software.logo
- Threema app logo SVG.svg
- Software.logo caption
- App icon
- Software.logo size
- 192px
- Software.developer
- Threema GmbH
- Software.ver layout
- stacked
- Software.programming language
- Objective-C (iOS), Java (Android), C, .NET (Windows Phone)
- Software.language
- English, German, French, Spanish, Italian, Russian, Brazilian Portuguese, Polish, Rumantsch Grischun
- Software.genre
- Encrypted instant messaging & voice calling
- Software.license
- Android client: AGPL-3.0-onlyiOS client: AGPL-3.0-onlyWeb client: AGPL-3.0-or-laterProtocol: MIT Server: Proprietary
- Software.operating_system
- iOS, Android, Windows Phone
via Wikipedia infobox
~13 min read
Encyclopedic overview
16 sectionsContents
- Features
- Software
- Clients
- Architecture
- History
- Related products
- Threema Work
- Threema Gateway
- Threema Broadcast
- Threema Education
- Threema OnPrem
- Privacy
- Reception
- See also
- References
- External links
Threema is a paid cross-platform encrypted instant messaging app developed by Threema GmbH in Switzerland and launched in 2012. Users can make voice and video calls, send photos, files, and voice notes, share locations, and join groups. The service offers end-to-end encryption. Unlike many other popular secure messaging apps, Threema does not require phone numbers or email addresses for registration, only a one-time purchase that can be paid via an app store or anonymously with Bitcoin or cash.
Threema is available on Android and iOS, and has clients for HarmonyOS, Linux, macOS Windows and can be accessed via web browser, but requires a mobile app to function.
Excerpted from Wikipedia’s “Threema” article, available under the CC BY-SA 4.0 licence.