Password-protect a PDF. Free.
Encrypt a PDF so only people with the password can open it. Edit first if you need to, then export a password-protected file — no account, no watermark.
Strong encryption
Protect the exported PDF with a password so it can't be opened without it.
Edit, then protect
Make any changes first, then add the password on export in one step.
Free & no signup
No account required; files auto-delete within 24 hours and are never used for training.
Drop. Edit. Download.
Drop your file
Drag it in or pick it — no account, no email.
Edit in your browser
Change text, images, forms; OCR scans; convert formats.
Download it back
Export to your format. Files auto-delete within 24 hours.
Frequently asked
Is adding a PDF password free?
Yes — free, no signup, no watermark. No account, no email, no watermark. Your file is processed in your browser session and auto-deleted within 24 hours — and we never train on your documents.
Can I also remove a password?
If you can open a protected PDF (you know its password), you can export an unprotected copy.
What encryption is used?
The exported PDF is encrypted with AES-256.