Chat with friends, start group chats and share all kinds of content. All of your messages and conversations are stored in Telegram's cloud.
Cost / License
- Free
- Open Source (GPL-2.0)
Platforms
- Android
- F-Droid
Retro Aim Server is described as 'Retro AIM Server is an instant messaging server that revives AOL Instant Messenger (and ICQ!) clients from the 2000s' and is a instant messenger in the social & communications category. There are more than 50 alternatives to Retro Aim Server for a variety of platforms, including Android, Windows, Mac, Linux and iPhone apps. The best Retro Aim Server alternative is Signal, which is both free and Open Source. Other great apps like Retro Aim Server are Telegram, Element, Matrix and Pidgin.
Chat with friends, start group chats and share all kinds of content. All of your messages and conversations are stored in Telegram's cloud.
Snikket is an ambitious project to build a new kind of XMPP-based messaging platform.




Dino is a modern open-source chat client for the desktop. It focuses on providing a clean and reliable Jabber/XMPP experience while having your privacy in mind. Using GTK+/Vala.



Off-the-Record (OTR) Messaging allows you to have private conversations over any instant messaging (MSN,Gtalk, Facebook and so on) by providing encryption, authentication, deniability, perfect forward...




Imo is a free, simple,secure and faster international video call & instant messaging app.




Protect your communication in transit and on your phone. Silence (formerly SMSSecure) is a full replacement for the default text messaging application: all messages are encrypted locally and messages to other Silence users are encrypted over the air.




Speek! is the first messenger that is anonymous and censorship-resistant by design. Speek! messenger encrypts all messages and is secure, private and decentralized.




Android keyboard for secure E2EE communication through the signal protocol in any messenger. Communicate securely and independent, regardless of the legal situation or whether messengers use E2EE.




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.




Open source Jabber (XMPP) client with multi-account support, clean and simple interface. Being both free (as in freedom!) and ad-free, Xabber is designed to be the best Jabber client for Android .




Technitium Mesh is a secure, anonymous, peer-to-peer (p2p), open source instant messenger designed to provide end-to-end encryption. Primary aim of developing this instant messenger is to provide privacy which is achieved using cryptography and anonymity using Tor network.
