Proton Pass vs Keeper: which is better? Comparison 2026
By our public methodology Proton Pass scores 91 out of 100 and Keeper scores 76. Below: the factors and facts where they differ, each fact with its source.
Score breakdown
| Proton Pass | Keeper | |
|---|---|---|
| Security | 100 | 67 |
| Features | 100 | 100 |
| Price | 67 | 51 |
| Reputation | 86 | 95 |
| Transparency | 90 | 100 |
Pros and cons
Proton Pass
- The vault is encrypted on your device: the company cannot read your passwords
- Security verified by an independent audit
- App code is open source and can be reviewed by anyone
- Runs on almost every platform
Keeper
- The vault is encrypted on your device: the company cannot read your passwords
- Security verified by an independent audit
- Runs on almost every platform
- Free plan available
Facts side by side
| Fact | Proton Pass | Keeper |
|---|---|---|
| Zero-knowledge encryption | Yes proton.me | Yes keepersecurity.com |
| Independent security audit | Yes proton.me | Yes keepersecurity.com |
| Latest audit year | 2026 proton.me | Not verified |
| Open source code | Yes proton.me | Not verified |
| Passkey storage | Yes proton.me | Yes docs.keeper.io |
| Hardware key sign-in (FIDO2/YubiKey) | Yes proton.me | Yes keepersecurity.com |
| Supported platforms (of 7) | 7 proton.me | 7 keepersecurity.com |
| Password sharing | Yes proton.me | Yes keepersecurity.com |
| Breach alerts | Yes proton.me | Yes keepersecurity.com |
| Emergency access | Yes proton.me | Yes keepersecurity.com |
| Free plan | Yes proton.me | Yes keepersecurity.com |
| Cheapest paid plan per month | $2.99 proton.me | $4.41 keepersecurity.com |
| App Store rating | 4.8★ itunes.apple.com | 4.9★ itunes.apple.com |
| App Store ratings | 8,822 itunes.apple.com | 231,871 itunes.apple.com |
| Bug bounty programme | Yes proton.me | Yes keepersecurity.com |
| Founded | 2014 proton.me | 2011 keepersecurity.com |
| Company headquarters | Switzerland proton.me | United States keepersecurity.com |
| Company | Proton AG proton.me | Keeper Security, Inc. keepersecurity.com |
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