01
A client-supplied invoice
Uploading invoice.pdf with its correct password and clicking Unlock produces a copy that opens instantly, with no password prompt afterward.
Unlock PDF
PDF ToolsRemove the password from a PDF online once you enter it — free PDF unlocker.
PDF file
About
About the Unlock PDF
Removes password protection from a PDF once you supply the correct password, producing a copy that opens without one.
Anyone who forgets to remove a password before archiving a document uses it to get an easy-to-open copy for personal reference, while office workers use it to unlock a supplier or client PDF before combining it with other files. It's one of many free PDF tools on Toolapt, and like every tool here, it's free to use with no sign-up and no limit on how many times you run it.
Examples
Unlock PDF examples
3 worked examples
02
A wrong password entered
Entering the wrong password makes the unlock fail, with a clear "That password is incorrect" message asking you to re-check it.
03
A PDF that blocks printing
A brochure.pdf that opens normally but won't print is unlocked with the password field left blank, giving a copy you can print and copy text from.
Related tools
FAQ
Frequently asked questions
Quick answers to common questions about the Unlock PDF.
What does Unlock PDF do?
It removes password protection from a PDF, once you provide the correct password, producing a copy that opens without one.
Is Unlock PDF free to use?
Yes. It's free, with no sign-up, no watermark and no limit on how many files you unlock.
Is my file safe when I use this tool?
Yes. The decryption runs entirely in your browser, so neither the PDF nor the password you type ever leaves your device — nothing is uploaded, stored or seen by anyone.
My PDF opens fine but won't let me print or copy — can this help?
Yes. That PDF has restrictions set with an owner password but no open password. Leave the password field blank and click Unlock — you'll get a copy with the restrictions removed.
Do I need to already know the password?
Yes. You must enter the PDF's existing, correct password — this tool removes protection from a file you're already authorized to open, it doesn't crack, guess or bypass a password you don't have.
What happens if I enter the wrong password?
The unlock fails and you'll see an error message — double-check the password and try again.
Can I use Unlock PDF on my phone?
Yes. The page is fully responsive and works on mobile, tablet and desktop browsers alike.
Does Unlock PDF have any limitations?
It removes password protection only when you supply the correct password — there's no password recovery or guessing feature for PDFs you can't otherwise open. PDFs secured with a digital certificate instead of a password aren't supported.