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Anonymous Instant Messaging via Tor

The most reliable source for privacy tools since 2015. Software, services and privacy guides to fight surveillance with encryption for better internet privacy.

Cwtch: End-to-end encrypted and takes place over Tor
Decentralized Tor Android Win Mac Linux

User friendly, lightweight, for desktop and Android. End-to-end encrypted and takes place over Tor v3 onion services. Privacy-preserving, multi-party messaging protocol. Built to be metadata resistant.

Speek! Easy to use, file transfer and metadata resistant
Decentralized Tor Win Mac Linux

Based on Ricochet with an improved user interface to make onboarding easy and achieve mass adoption.

Forum: Interesting discussion between the Speek! and Ricochet Refresh developer.

Briar: Encrypted messaging for activists and journalists
Decentralized Tor Android Phones Tablets

Briar doesn't rely on a central server - messages are synchronized directly between the users' devices via Bluetooth or Wi-Fi. Online sync via the Tor network is possible, too. Protecting users from surveillance.

Ricochet Refresh: Easy to use, file transfer and metadata resistant
Decentralized Tor Win Mac Linux

Based on Ricochet but improved security and compatibility with Tor Onion Services v3 instead of older v2.

Tox: Encrypted messaging, voice, video, screen and file sharing
Decentralized Tor Android Win Mac Linux

Wide range of features but a highly experimental protocol, use with caution.

Privacy tools and services listed on this page are all open-source unless marked otherwise: Criteria.