At a glance

KeePass Proton Pass
Best for Privacy-focused users wanting full control Proton ecosystem users wanting integrated password management
Starting price Free Free
Free tier
Open source
Free tier available
Open source
2FA
Aliases
E2E Encryption
Local Storage
Open Source
Plugins
Portable

KeePass

Strengths

  • Open source and transparent
  • Includes Local Storage as a core feature, purpose-built for password manager workflows
  • Fully open-source — you can self-host, audit the code, and avoid vendor lock-in
  • The core product is free with no paywalled essentials

Weaknesses

  • May lack some advanced features
  • Self-hosting is free but requires server maintenance and DevOps knowledge
  • Fewer built-in features means you may need additional tools to cover gaps
  • If you forget your master password, recovery options are limited by design

Proton Pass

Strengths

  • Open source and transparent
  • End-to-end encryption by default — messages are unreadable even to the server operator
  • Fully open-source — you can self-host, audit the code, and avoid vendor lock-in
  • Free unlimited passwords — generous enough for most small teams to get real work done

Weaknesses

  • Free plan has meaningful restrictions: free unlimited passwords
  • Fewer built-in features means you may need additional tools to cover gaps
  • If you forget your master password, recovery options are limited by design
  • Community support can be slower than the dedicated support teams at commercial alternatives

The bottom line

Pricing: Both KeePass and Proton Pass are free. You can try both without spending a dollar.

Feature gaps: KeePass offers Local Storage, Plugins and Portable that Proton Pass lacks. Proton Pass brings 2FA, Aliases and E2E Encryption that KeePass does not have. Both share Open Source.

Team fit: Both tools target individuals teams, so the decision hinges on features and workflow fit rather than scale.

Open source: Both KeePass and Proton Pass are open source, so self-hosting and code audits are on the table with either choice.

Where each tool shines: KeePass's biggest strengths are: open source and transparent. includes local storage as a core feature, purpose-built for password manager workflows. Proton Pass's biggest strengths are: open source and transparent. end-to-end encryption by default — messages are unreadable even to the server operator.

Watch out for: With KeePass, users commonly note that may lack some advanced features. With Proton Pass, the main complaint is that free plan has meaningful restrictions: free unlimited passwords.

Choose KeePass if...

  • You need a tool built for privacy-focused users wanting full control
  • You specifically need Local Storage and Plugins
  • You care about includes local storage as a core feature, purpose-built for password manager workflows

Choose Proton Pass if...

  • You need a tool built for proton ecosystem users wanting integrated password management
  • You specifically need 2FA and Aliases
  • You care about end-to-end encryption by default — messages are unreadable even to the server operator
  • The free tier works for you: free unlimited passwords

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