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Password Protect PDF
Encrypt a PDF with a password and set access permissions.
How it works
- Select your file from your device
- Adjust settings if needed
- Save the result — done!
Why LocalConvert?
- 100% private — your files never leave your device. No server uploads, ever.
- Free forever with no file size limits. No accounts, no subscriptions.
- Works offline as an installed app. No internet required after first load.
Frequently asked questions
How secure is the encryption?
PDFs are encrypted using standard PDF security. The password is never sent anywhere — encryption happens in your browser.
Can I set permissions like preventing printing?
Yes. You can set permissions for printing, copying, and editing when protecting the PDF.
Related tools
✓ Your files never leave your device.