Offline-first — Zero-knowledge sync

We believe %%PK_SECRET_WORD%% are safest when no one knows them — not even us.

PassKub keeps every password and PIN encrypted on your own device first, with an optional Premium cloud sync that even we can't read. One clean vault, on Android, iOS, Windows, macOS, and your browser.

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  • AES-256-GCM encryption
  • Argon2id key derivation
  • Works fully offline
  • No sign-in required to use

Manage every password, store it securely, and never worry about a forgotten password again.

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Get PassKub on every device you use.

No sign-in required to download or use the free tier. Latest version See what's new

Join the PassKub beta

PassKub is in private testing before launch on the App Store and Google Play. Enter your email and we'll add you as a tester so you can try new builds early.

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