Telegram
Free
Telegram is a free cloud-based instant messaging platform.
Signal
Open Source
Signal is the most scalable encryption tool.
Off-the-Record Messaging
Open Source
Off-the-Record Messaging (OTR) is a cryptographic protocol that provides encryption for instant messaging conversations.
Torchat
Open Source
TorChat is a decentralized anonymous instant messenger that uses Tor hidden services as its underlying network. It provides cryptographically secure text mess…
Bit Chat
Open Source
Bit Chat is a secure, peer-to-peer, open source instant messenger with end-to-end encryption.
Wickr
Free
Wickr is an instant messenger application.
Tox
Open Source
Tox is a peer-to-peer instant-messaging and video-calling protocol that offers end-to-end encryption.
Ring
Open Source
Ring (SFLphone) is an open-source SIP-compatible softphone and instant messenger for Linux, Microsoft Windows, OS X and Android.
Bitmessage
Open Source
Bitmessage is a decentralized, encrypted, peer-to-peer, trustless communications protocol that can be used by one person to send encrypted messages to another…
Psi+
Open Source
Psi is a cross-platform powerful XMPP/Jabber client (Qt, C++) designed for the Jabber power users. Psi+ is a development branch of Psi IM XMPP/Jabber client.
Zulip
Open Source
Zulip is a chat and collaborative software.
Pidgin-Encryption
Open Source
Pidgin-Encryption transparently encrypts your instant messages with RSA encryption.
Compare ChatSecure with alternatives
Compare Telegram and ChatSecure and decide which is most suitable for you.
Compare Off-the-Record Messaging and ChatSecure and decide which is most suitable for you.
Compare Bitmessage and ChatSecure and decide which is most suitable for you.
Compare Bit Chat and ChatSecure and decide which is most suitable for you.
Compare Pidgin-Encryption and ChatSecure and decide which is most suitable for you.