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.
| Proton Pass | mempool.space | |
|---|---|---|
| Category | tools | tools |
| Subcategory | Passwords | Block Explorer |
| Grade | A | A |
| Editor's Pick | — | ★ yes |
| Tagline | E2E password manager from Proton. Free tier, accepts crypto, includes 2FA + alias support. | Self-hostable Bitcoin block + mempool explorer. Reference UX for inspecting on-chain activity. |
| Fees | Free · Pro from $5/mo · BTC accepted on annual | Free · self-hostable · public + Tor mirror |
| KYC posture | light_kyc | anonymous_signup |
| Highlight tags | E2EALIASESBTC | BTCOPEN-SOURCETOR |
| Feature tags | non_custodialopen_source2fa_supportedtor_supported | non_custodialopen_sourceself_hostedtor_supported |
| Web | https://proton.me/pass | https://mempool.space |
| Tor | — | http://mempoolhqx4isw62xs7abwphsq7ldayuidyx2v2oethdhhj6mlo2r6ad.onion |
| Last verified | 2026-05-12 | 2026-05-13 |