On the recordRead 9 Oct 202613 facts
Tox
Plans and prices
Tox
Free
Free forever · no advertising · no artificial file sharing limits or caps
Read 9 Oct 2026 · tox.chat
On the record
- Android client
- The official client list includes aTox for Android.tox.chat · read 9 Oct 2026
- Cryptography
- The FAQ names Curve25519 for key exchanges, XSalsa20 for symmetric encryption, and Poly1305 for message authentication codes.tox.chat · read 9 Oct 2026
- Decentralized network
- Tox says it has no central servers and that its network is made up of its users.tox.chat · read 9 Oct 2026
- Desktop client
- The qTox client supports Windows, Linux, macOS, and FreeBSD, with text messaging, audio and video calls, screen sharing, file transfers, and text and audio group chats.tox.chat · read 9 Oct 2026
- Development status
- The download page warns that clients are alpha software under heavy development, may have usability bugs or security vulnerabilities, and have not had a professional security audit started.tox.chat · read 9 Oct 2026
- Encryption
- The FAQ says end-to-end encryption with perfect forward secrecy is the default and only mode for messages.tox.chat · read 9 Oct 2026
- File sharing and groups
- Tox supports file sharing without artificial limits or caps, plus group chats with chat, calls, video, and file sharing.tox.chat · read 9 Oct 2026
- Messaging and calls
- Tox supports instant messaging and encrypted voice calls.tox.chat · read 9 Oct 2026
- Privacy limitation
- Tox says it does not cloak a user's IP address when communicating with friends, and that adding someone to contacts reveals the IP address to that person.tox.chat · read 9 Oct 2026
- Project structure
- Tox describes itself as a volunteer-developed free and open-source project, not a company or other legal organization.tox.chat · read 9 Oct 2026
- Purpose
- Tox is messaging software that connects users with friends and family for private communication.tox.chat · read 9 Oct 2026
- Support
- The About page directs general user support questions to Reddit forums or mailing lists and says emails asking the project for general support will be ignored.tox.chat · read 9 Oct 2026
- Video and screen sharing
- Tox supports video calls and desktop screen sharing.tox.chat · read 9 Oct 2026
