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Frequently asked questions
What is PDF Unlock?+
Upload a password-protected PDF, enter the password, and download an unlocked copy with no encryption.
How do I use PDF Unlock?+
Works with user (open) passwords and owner-restriction PDFs. Powered by qpdf in WebAssembly — full-fidelity decrypt, not a re-render. 100% client-side — your PDF and password never leave this device. You must know the password; this tool does not crack or brute-force PDFs. Limit: 10 MB per file
Is PDF Unlock free?+
Yes, PDF Unlock is completely free. No account or sign-up required, and all processing happens in your browser — nothing is sent to a server.
Is my data safe when I use PDF Unlock?+
Yes. PDF Unlock runs entirely in your browser using JavaScript and Web APIs — your input is never uploaded, transmitted, or stored on any server.