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.
| GrapheneOS | Session | |
|---|---|---|
| Category | tools | tools |
| Subcategory | Mobile OS | Messaging |
| Grade | A | B |
| Editor's Pick | ★ yes | — |
| Tagline | Hardened Android for Pixel hardware. Verified boot, sandboxed Play Services, no Google account required. | Decentralised messenger — no phone number, no email, onion-routed. |
| Fees | Free · Pixel hardware required · install via web flasher | Free · GPLv3 |
| KYC posture | anonymous_signup | anonymous_signup |
| Highlight tags | ANDROIDHARDENEDAUDITED | FREENO-PHONE |
| Feature tags | non_custodialopen_sourceaudited | open_sourcenon_custodialaudited |
| Web | https://grapheneos.org | https://getsession.org |
| Tor | — | — |
| Last verified | 2026-05-13 | 2026-05-12 |