Privacy toolkit
Keep sensitive work on your device. Ten free browser tools with local processing.
Choose your next task
No account requiredRandom password generator
Generate a random password using the browser cryptographic random-number source.
02 / SECURITY ↗Password pattern review
Review length and common patterns without sending your password to a breach-checking service.
03 / SECURITY ↗Legacy MD5 checksum
Calculate a legacy MD5 checksum when another system requires that exact format.
04 / SECURITY ↗SHA-256 text hash
Calculate a SHA-256 digest of the UTF-8 bytes of your text.
05 / SECURITY ↗SHA-256 file checksum
Calculate a SHA-256 file digest that you can compare with a trusted reference.
06 / SECURITY ↗AES-GCM text encrypt/decrypt
Encrypt a note with a password and decrypt authenticated output from the same format.
07 / SECURITY ↗QR code generator
Create a QR image from your text or URL without opening the destination.
08 / SECURITY ↗Read QR from image
Read the text inside one QR code image and inspect the result before using it.
09 / SECURITY ↗Code 39 barcode
Encode supported uppercase characters in a printable Code 39 barcode.
10 / SECURITY ↗Re-encode image without EXIF
Export image pixels into a new PNG without copying the source EXIF metadata.
Your files, your device.
Files are processed in your browser. No processing server, account or paid API is required. Device text-to-speech voices may use operating-system network services.