Merge PDF
Combine multiple PDF files into one document.
Upload a password-protected PDF, enter the user or owner password you already know, and download an unlocked copy. Unlocking runs entirely in your browser—files and passwords are not uploaded to a server. Supports AES-256 and RC4 encryption.
Drop a PDF here, or choose a file
Max 25 MB · password required · processed in your browser
No file selected yet. Add a password-protected PDF to unlock.
Use the password you already know. This tool does not crack passwords.
Files and passwords stay in your browser and are not uploaded to a server.
Unlocked PDF details and download will appear here.
Use the Remove PDF Password form near the top of this page. Enter the values you know, run the tool, and review the results panel. You can change inputs and run it again. Processing stays in your browser and is not uploaded to Utilnivo servers.
Example: open Remove PDF Password, enter a realistic set of inputs for your situation, and note the primary result. Change one input—such as an amount, rate, or option—and compare how the output changes so you can choose a scenario that fits your needs.
Upload a password-protected PDF and enter the password you already know. The tool decrypts the file in your browser (AES-256 or RC4) and saves an unlocked copy you can download. Files and passwords are not uploaded to a server. This does not crack unknown passwords.
This tool runs in your browser for convenience. Results are estimates or transformations based on the inputs you provide and may not cover every edge case.
No. Unlocking runs entirely in your browser. Files and passwords are not uploaded or stored by Utilnivo.
Enter the user or owner password you already know. This tool does not crack or guess passwords.
AES-256 and RC4 (40-bit and 128-bit) are supported. AES-128 encryption is not supported yet.