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Koofr VaultS3Drive
Freemium

Included in all Koofr plans, including the free plan.

 Freemium

Paid storage plans are offered, and the app can also be pointed at your own S3 or Rclone…

Android, Web Linux, Android, iOS, Web
  • Client-side, zero-knowledge encryption
  • Included with the free Koofr plan
  • Client-side encryption compatible with Rclone
  • Works with any S3 provider or self-hosted MinIO and Ceph
  • Requires a Koofr account
  • Only works with Koofr storage
  • Proprietary client
  • Bringing your own storage means managing a separate provider account
Downloadable app, Web application Downloadable app, Web application, Hosted service
Open source Closed source
License: MIT License: Proprietary
Account needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked October 2, 2026

Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.