Encrypt PDF

Protect PDF file with open password or restrictions

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Desktop version: 20-in-1 CleverPDF for Windows

A more powerful solution for your PDF tasks. Desktop version doesn't require the Internet Connection, supports batch processing and larger files. It offers more output options and flexibility.

Protect your PDF with Password

Protect your PDF file by adding an open password, or restriction of copying and printing.

High level of encryption

With 128bits encryption, it is impossible to crack your password on a regular computer. Safe, only the authorized person can get access to your content.

Safe, your privacy matters

The files you uploaded will be deleted automatically after 30mins. You can also manually remove the file from server instantly after conversion. We care about your privacy.

Cloud service, cross platforms

Conversion in the cloud, no software needed. All you need is the Internet access and a web browser, convert or edit PDF on Windows, Mac, iOS or Linux or any other OS.