Yes. Unlock PDF on CS PDF Editor is completely free with no watermarks, usage limits, or account required.

Are my files uploaded when I use Unlock PDF?

No. All PDF processing happens locally in your browser. Your files stay on your device and are never uploaded to our servers.

Do I need to install software for Unlock PDF?

No installation needed. Open the tool in any modern web browser on desktop or mobile and start working immediately.

Unlock password-protected PDF files online. Remove PDF restrictions you are authorized to access — processed locally in your browser.

CS PDF Editor processes documents on-device. Because files are not uploaded, your sensitive PDFs remain private on your computer or phone.

Yes. Unlock PDF works in mobile browsers on iOS and Android — no app install required.

Remove password protection from PDFs you are authorized to open.

or drop PDFs here

Private — processed in your browser

Follow these quick steps. Your files are processed locally and never uploaded.

Is Unlock PDF free?: Yes. Unlock PDF on CS PDF Editor is completely free with no watermarks, usage limits, or account required.
Are my files uploaded when I use Unlock PDF?: No. All PDF processing happens locally in your browser. Your files stay on your device and are never uploaded to our servers.
Do I need to install software for Unlock PDF?: No installation needed. Open the tool in any modern web browser on desktop or mobile and start working immediately.
What is Unlock PDF used for?: Unlock password-protected PDF files online. Remove PDF restrictions you are authorized to access — processed locally in your browser.
Is Unlock PDF safe and private?: CS PDF Editor processes documents on-device. Because files are not uploaded, your sensitive PDFs remain private on your computer or phone.
Does Unlock PDF work on mobile?: Yes. Unlock PDF works in mobile browsers on iOS and Android — no app install required.

Free online PDF utilities — merge, split, compress, convert, and more. All private and browser-based.