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Cryptomator ✓ Verified Audited
Transparent client-side encryption for cloud storage. Works with any cloud provider.
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Free (desktop)
About Cryptomator
Cryptomator creates encrypted vaults in your existing cloud storage (Dropbox, Google Drive, OneDrive, etc.). Files are encrypted locally before upload. The cloud provider only sees encrypted blobs. Open source and audited by Cure53. Desktop apps are free; mobile apps are paid.
Key Features
✓ Transparent encryption for any cloud storage
✓ Works with Dropbox, Google Drive, OneDrive, etc.
✓ Client-side encryption — files encrypted before upload
✓ Open source and audited by Cure53
✓ No account or registration required
✓ Individual file encryption (not full-vault sync)
✓ Virtual drive integration on desktop
✓ Cross-platform support
✓ No vendor lock-in
✓ File name encryption
Who Is It For?
Users who want to keep using their existing cloud storage but with proper encryption. Perfect for encrypting sensitive folders in Dropbox/Google Drive.