Typing the same password every time you open your own bank statement or payslip gets old. So does a PDF that opens fine but refuses to print or let you copy a paragraph because of an “owner password” restriction set years ago.
This tool removes that protection from PDFs you are allowed to unlock. Enter the open password once and it saves a decrypted copy that opens without prompting; if the PDF only has usage restrictions, leave the password field empty and the restrictions are removed.
To be clear about scope: it does not guess or crack unknown passwords. If you don't know the open password of a strongly encrypted PDF, no legitimate tool can open it — that is what encryption is for.
Decryption is done by QPDF compiled to WebAssembly, directly in your browser. Your PDF and the password you type are never uploaded, which matters for exactly the kind of documents that come password-protected: statements, tax forms and medical reports.
There are two kinds of PDF protection, and the tool handles both. An open (user) password encrypts the whole file, so nothing can be read without it. A permissions (owner) password leaves the file readable but sets flags that tell readers to block printing, copying or editing. The first needs the password; the second does not, because the content is already readable by design.
How It Works
- Choose the PDF — the tool immediately checks whether it needs a password to open, only has restrictions, or isn't encrypted at all, and tells you which.
- Enter the password if needed — the open (user) password or the permissions (owner) password. For restriction-only files, leave it blank.
- Decrypt with QPDF — QPDF verifies the password, decrypts every object and writes a normal, unencrypted PDF with all pages, bookmarks, links and form fields intact. A wrong password produces a clear message, not a broken file.
Compatibility & Support
Supported Input → Output Formats
- Input: PDFs encrypted with RC4 (40/128-bit) or AES (128/256-bit), user and/or owner password
- Output: the same PDF without encryption or permission restrictions
- Detection: needs password / restrictions only / not encrypted
Unsupported Formats
PDFs protected by DRM or certificate-based (public key) security, such as some e-book stores and enterprise rights-management systems, cannot be opened without the corresponding certificate or licence. Damaged PDFs may need Repair PDF first.
Removing restrictions from documents you don't own may breach the author's terms; use the tool on your own files or with permission.
File Size Limits
One PDF at a time, up to 200 MB. QPDF (the engine) is downloaded once, about 1.4 MB, and then cached by your browser. Very large files need free memory roughly three times their size while processing, which desktop browsers handle easily.
Who Should Use This Tool?
- Students: A student removes the password from their own semester fee voucher so it can be merged with other documents for a scholarship application.
- Freelancers & Designers: A freelancer unlocks client-supplied brand guidelines (with permission) so they can copy the exact colour codes listed inside.
- Office Professionals: An accountant removes the password from monthly e-statements, using the known account code, before archiving them in the firm's document system.
- Developers: A developer decrypts sample PDFs to inspect their structure while debugging a document-processing pipeline.
Key Features / Khusoosiyat
Here's what separates this tool from generic alternatives:
Removes Open Passwords
Save a copy that no longer asks for the password.
Lifts Restrictions
Re-enable printing, copying and editing on restricted files.
Instant Check
Tells you what kind of protection the file has.
QPDF Engine
Accurate decryption that keeps bookmarks, links and forms.
Stays on Your Device
The PDF and password are never uploaded.
No Cracking
Works only with passwords you know — as it should.
Why This Tool Beats the Alternatives
- Your password is typed into your own browser, not a stranger's server.
- Handles both AES and older RC4 encryption.
- Clear, honest detection of what protection a file actually has.
- Keeps document structure — not a “print to PDF” copy that loses links.
- Free and without sign-up.
Pro Tips
- Bank statements often use your date of birth, account number or CNIC digits as the password — check the covering email.
- Unlock first, then merge or edit; most PDF tools can't work on encrypted files.
- Store the unlocked copy securely. It no longer has any protection.
Choose your protected PDF above, enter its password, and download an unlocked copy.