One of the most popular alternatives to Signal is Telegram, which has a free version. Other popular alternatives are Element, Discord, Matrix and Tox. There's no shortage of Instant Messengers like Signal, with more than 100 alternatives for Android, iPhone, Windows, the web and Linux.
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.
India
An encrypted instant messaging with video call and GPS features for android.
signal-cli is a commandline interface for the Signal messenger. It supports registering, verifying, sending and receiving messages. signal-cli uses a patched libsignal-service-java, extracted from the Signal-Android source code.
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.
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.
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 /...
Switzerland
Germany
EU
Bitmessage is a P2P communications protocol used to send encrypted messages to another person or to many subscribers. It is decentralized and trustless, meaning that you need-not inherently trust any entities like root certificate authorities.
Skred is the first secure peer-to-peer instant messaging app - No need for an email address or phone number to use it.
Skred is free, without subscription, without a provider, without a SIM card, and without leaving a trace.
FranceEU
Amethyst brings the best social network to your Android phone. Just insert your Nostr private key and start posting.
Flare is an unofficial app that lets you chat with your friends on Signal from Linux. It is still in development and doesn't include as many features as the official Signal applications.
GermanyEU
Plus Messenger is an messaging app that uses Telegram 's API. Plus Messenger has all of Telegram's features plus themes. Plus Messenger is free for android devices.
