Convert PDF to text content and PDF encryption protection.
This app can convert your PDF content to text.
The contents of the PDF can be generated into text, and you can also save it as a .txt file.
At the same time, you can encrypt the selected PDF file, enter encrypted characters to protect your private data.
The next time you open it, you need to enter the password to open it, remember the password of the PDF.
Support multiple languages to switch use.