Secure and unlock PDFs
Take the lock off a PDF you already have the password for, so it opens without a prompt every time. Because it runs in your browser, the file and its password never leave your device.
Unlock PDF
Remove a known password from a PDF so it opens without prompting. Everything runs locally in your browser — your file is never uploaded to a server.
Remove PDF password
Remove a known password from a PDF for free, entirely in your browser.
Questions, answered
Are these secure tools free?
Yes — every tool is free with no sign-up, no daily limits and no watermarks.
Are my files uploaded anywhere?
No. Each tool runs in your browser, so your files never leave your device. You can confirm it in your browser's Network tab.
Do they work on phones and tablets?
Yes — they run in any modern browser on Windows, macOS, Linux, Chromebook, iPhone and Android.