- Supports Adobe Standard 40-bit Encryption and Adobe Advanced 128-bit Encryption.
- Supports AES encryption.
- Password protect opening of the document.
- Supports user password and owner password.
- Prevent printing of the document.
- Prevent copying of text/graphics.
- Prevent changes to the document.
- Supports add printing, copying and changing permissions to an encrypted PDF file.
- Set the document title, subject, author, keywords, creator to the encrypted PDF file(s).
- Supports PDF1.8 protocol (Acrobat 8.x).
- Support add folder to searching for PDF files.
- Easy to use, user friendly graphical interface.
- Adobe Acrobat doesn’t need to be installed.
- Convert without any software support.
- Support Batch convert.
- Support drag and drop files.
- Fast speed conversion.
- FREE upgrade.
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