Telegram
Free
Telegram is a free cloud-based instant messaging platform.
Tox
Open Source
Tox is a peer-to-peer instant-messaging and video-calling protocol that offers end-to-end encryption.
Jitsi
Open Source
Jitsi (formerly SIP Communicator) is a free and open source multiplatform voice (VoIP), videoconferencing and instant messaging application.
Linphone
Open Source
Linphone is a free voice over IP (VoIP) service and SIP client.
Wire
Free
Wire is a cross-platform, encrypted instant messaging client created by Wire Swiss. It is available for iOS, Android, Linux, Windows, macOS and Web browser cl…
ICQ
Free
ICQ is an open source instant messaging software.
ChatSecure
Open Source
ChatSecure is a messaging application for iOS which allows OTR and OMEMO encryption for the XMPP protocol.
Xabber
Open Source
Xabber (XMPP and Jabber) is a XMPP client for the Android Operating System.
Matrix.org
Open Source
Matrix is an open protocol for real-time communication. It is designed to allow users with accounts at one communications service provider to communicate with…
Tango
Freemium
Tango is the messaging app with the best video calling. All messages and calls are free.
BlackBerry Messenger
Freemium
BlackBerry Messenger, also known as BBM is an instant messenger and videotelephony application included on BlackBerry devices that allows messaging and voice …
Sicher
Commercial
Sicher is a freeware instant messaging application for iOS, Android, and Windows Phone. Sicher allows users to exchange end-to-end encrypted text messages, me…
Zulip
Open Source
Zulip is a chat and collaborative software.
Dialog Messenger
Free Personal
Dialog Messenger is a handy and feature-rich enterprise multi-device messenger available for server or cloud.
WhatsApp Messenger
Free
WhatsApp Messenger is an instant messaging platform owned by Facebook.
Trillian
Freemium
Trillian is a proprietary multiprotocol instant messaging application.
Imo
Free
Imo free video calls and chat is a kind of Communication apps for Android.
LINE
Freemium
LINE is a new communication app which allows you to make free voice calls and send free messages whenever and wherever you are.
Ring
Open Source
Ring (SFLphone) is an open-source SIP-compatible softphone and instant messenger for Linux, Microsoft Windows, OS X and Android.
WeChat
Freemium
WeChat is a social media with instant messaging, commerce and payment services application.
Kik
Free
Kik Messenger is an instant messenger software.
Threema
Commercial
Threema is an encrypted instant messaging application for iOS, Android and Windows Phone.
Snapchat
Free Personal
Snapchat is an image messaging and multimedia mobile application.
KakaoTalk
Freemium
KakaoTalk (Korean: 카카오톡), or sometimes KaTalk, is a free mobile instant messaging application for smartphones with free text and free call features.
Conversations
Freemium
Conversations is an open source XMPP/Jabber client for the Android platform.
Google Duo
Free
Google Duo is a video chat mobile app available on the Android and iOS operating systems.
Silence.im
Open Source
Silence.im is an encrypted text messaging service.
Wickr
Free
Wickr is an instant messenger application.
Compare Signal with alternatives
Compare WhatsApp Messenger and Signal and decide which is most suitable for you.
Compare BlackBerry Messenger and Signal and decide which is most suitable for you.
Compare Conversations and Signal and decide which is most suitable for you.
Compare Dialog Messenger and Signal and decide which is most suitable for you.