Compare providers
Side-by-side comparison for any two listings. Pick by provider id (e.g. mullvad, ivpn, feather). Updates live as curators re-grade.
| Cwtch | CalyxOS | |
|---|---|---|
| Category | tools | tools |
| Subcategory | Messaging | Mobile OS |
| Grade | A | A |
| Editor's Pick | — | — |
| Tagline | Tor-only multi-party chat. No accounts, no servers, every conversation an ephemeral .onion. | Privacy-focused Android distribution. Pixel + select hardware. MicroG bundled, Tor-aware, Datura firewall. |
| Fees | Free · Tor-only · multi-platform · ephemeral groups | Free · Pixel + select hardware · install via flasher |
| KYC posture | anonymous_signup | anonymous_signup |
| Highlight tags | TORP2PEPHEMERAL | ANDROIDPRIVACY-OSTOR |
| Feature tags | non_custodialopen_sourcetor_supported | non_custodialopen_sourcetor_supported |
| Web | https://cwtch.im | https://calyxos.org |
| Tor | — | — |
| Last verified | 2026-05-13 | 2026-05-13 |