File Lock (Encrypt/Decrypt)
Encrypt and decrypt files locally in your browser using password-based encryption. No uploads.
Runs in your browser. Your input stays on this device.
How it works
- Choose Encrypt or Decrypt.
- Set a password and download the output file.
- Use the same password later to unlock your file.
- Files and passwords stay on your device.
Drag and drop a file here, or
Common questions
Quick answers before you use this tool.
Runs in your browser. Your input stays on this device.
No account is required. Open the tool and use it right away.
Yes, as long as you keep the correct password used during encryption.