Unlock PDF
Remove a known password from a PDF.
or drag and drop here
🔒 Your files never leave your device
How to use
Choose or drop your file
Pick options and start
Download the result
About Unlock PDF
Unlock PDF removes password protection from a PDF when you know the password, so you don't have to type it every time you open, print or merge the file.
- 100% free
- Files stay on your device
- No sign-up
- No watermark
- Works on mobile
Frequently asked questions
Can it crack an unknown password?
No. You need the current password; this tool only removes protection you're allowed to remove.
Is the unlocked file a copy?
Yes. Your original file stays unchanged.
Is Unlock PDF free?
Yes. Unlock PDF is completely free, needs no account and never adds a watermark to your files.
Are my files safe?
Yes. Your file is processed inside your browser on your own device; it is never uploaded or stored.
Can I use it on my phone?
Yes. Unlock PDF works in every modern browser on iPhone and Android, no app needed.
Is it safe to use Unlock PDF online?
Yes. Unlock PDF processes your file on your own device, inside your browser. The file is never uploaded, stored or shared, and the connection is encrypted with HTTPS.
Does Unlock PDF work on iPhone or Android without an app?
Yes. It works in Safari, Chrome and every modern browser — no app, no account.