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




ActionTalk is described as 'Chat app for the Android platform using XMPP technology for the real time communication. Also includes strategies for the meaningful avatar motion generation and different avatar pose interpolations in a real-time. It also presents DTW algorithmic' and is a instant messenger in the social & communications category. There are more than 50 alternatives to ActionTalk for a variety of platforms, including Android, iPhone, iPad, Windows and Mac apps. The best ActionTalk alternative is Signal, which is both free and Open Source. Other great apps like ActionTalk are Telegram, Element, Tox and WhatsApp.




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).




One app for all your messaging.
WhatsApp, Messenger, Telegram, Skype, Zoom, Google Hangouts, Gmail, Slack, Facebook, Facebook Pages, Instagram, Twitter, Outlook, SnapMap, WeChat, LinkedIn, HipChat, and ChatWork.




Conduit is a simple, fast and reliable chat server powered by Matrix. Conduit is an alternative to Synapse and tries to be lightweight and easy to install, but it is still in development.

Kontalk is a secure instant messenger, allowing you to send and receive text, image and voice messages (other file types coming soon) to and from other Kontalk users completely free of charge.












KakaoTalk is a phone number based messenger service that allows users anywhere in the world to chat one-to-one or in a group for free. (no SMS service)




QQ is a widely used Chinese instant messaging service developed by Tencent, offering chat, voice, and video communication. It integrates social networking features like groups, forums, and customizable avatars to enhance user interaction.




Pinger lets you text and talk free with the people you care about most, anywhere on the planet. Tap a picture and you'll see all of your communications—texts, pics, calls, voicemails—all in one place.



Messenger Kids is a free video calling and messaging app designed for kids to connect with close friends and family from their tablet or smartphone. Kids can only connect with parent-approved contacts, which creates a more controlled environment.



