An open-source messaging app emphasizing privacy with encrypted communication. Share texts, calls, photos, and videos without ads or trackers, available across major platforms. Developed by Signal Technology Foundation and praised globally for security measures.
Cost / License
- Free
- Open Source (GPL-3.0)
Application types
Platforms
- Mac
- Windows
- Linux
- Android
- iPhone
- iPad
- Snapcraft
- Flathub
- Ubuntu
- Debian

























































Signal is private and secure. Even Snowden endorsed it, and he has a threat model that is likely above any user on this site.
It is clean, fast, and not bloated like WeChat.