PDFロック 解除

Unlock PDF is a free PDF password remover, unsecure PDF online tool to removing password protection from PDF. It's easy to use without any limitations.


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How to removing password protection from PDF

PDF password remover made easy.

1. Select PDF files to removing password

Select the PDF files you want to unsecure PDF or drag & drop them into the required area. You can also upload PDF files from a cloud storage service like Google Drive, Dropbox.

Unlock PDF

Our PDF converter tool will start to remove security from PDF immediately.

3. Download

Your new PDF file will be ready to download immediately.

Unlock PDF Features

Removing password from PDF unlimited.

PDF password remover online free

PDFStuff is as simple as an effective conversion tool for the fastest ways to remove security from PDF without Acrobat. It's easy to use without any limitation and restriction.

Unlock PDF in your language

Wherever you are in the world, and you need to be. PDFStuff has been translated up to 25 languages, we speak your language!

Unprotect PDF file entirely secure

We care about the safety of your data. Our free PDF converter will decrypt your PDF files with a 256-bit SSL encryption. It means that your documents and data are secure.


We only store your PDF files on our server for 24 hours to limit any unauthorized access. It is then permanently removed from our servers. Please read our privacy policy.

Cloud storage access

You can access files saved in cloud storage systems like Google Drive, Dropbox. This allows you to take your PDF files from the cloud, removing the password from PDF online and save them back to your cloud storage accounts.

Unlock your PDF files on any device

Our free PDF converter online works perfectly on all devices, on any OS, including Windows, Mac, and Linux, and popular browsers: IE, Firefox, Chrome & Opera.