Cost / License
- Free
- Open Source
Application types
Alerts
- Discontinued
Platforms
- Online
- Android
- F-Droid




Bopup Messenger is described as 'This app allows to exchange secure messages and communicate instantly with users connected to the same communication server software from mobile and desktop-based messaging clients. Instant messaging is strongly encrypted and archived on the IM server which is privately hosted' and is a instant messenger in the social & communications category. There are more than 25 alternatives to Bopup Messenger for a variety of platforms, including Android, Windows, iPhone, Mac and Android Tablet apps. The best Bopup Messenger alternative is Signal, which is both free and Open Source. Other great apps like Bopup Messenger are Telegram, WhatsApp, Zulip and Molly.




TeleGuard is the data-secure messenger from Swisscows. TeleGuard encrypts every message and all telephone calls with encryption algorithm currently available: SALSA 20. TeleGuard servers are located in Switzerland, they are not subject to the data protection laws of the EU /...




Fully open source instant messaging server and clients. No proprietary components or non-free dependencies. Backend in pure Go (GPL 3.0), with a command-line administration tool in python + gRPC. Clients for Android, iPhone, and Web - ReactJS (all licensed under Apache 2.0).








LAN Messenger is a p2p chat application for intranet communication and does not require a server. A variety of handy features are supported including notifications, personal and group messaging with encryption, file transfer and message logging.




BORGChat is a LAN messaging software program. It has achieved a relative state of popularity and it is considered to be a complete LAN chat program.

Squiggle is a free server-less peer to peer LAN messenger. Just download and run it and you're ready to talk to everyone on your LAN.

Brosix is a secure communication tool for businesses that need a functional way to organize their internal communication.




Photo4tune is a free application that provides a simple way to capture and share the best moments of your life on your Android phone. All the photos you post will appear on the world’s map showing the place they were taken.



Sesame is a messaging app that gives you a self-aware digital assistant to protect messages on your behalf: your own Personal Cognitive Messenger™.



SafeSwiss The world’s most effective end to end encryption security solution including P2P Voice, encrypted email, encrypted storage, ephemeral text chat, docs share & group chat for mobile phone devices and PC's.




KeeperChat - The leading secure messaging app.
• Private vault for messages, photos and videos • Private, encrypted media gallery (nothing is saved on device’s camera roll) • Biometric login and self-destruct protection for vault • Message retraction and self-destruct timer • Tw.



