v4.0
1. Updated the OCR built-in technology.
2. Recognize 150+ languages.
3. Support converting scanned PDF and Images into editable and searchable PDF document.
4. Support adding password to output PDF file.
5. Support select preferred pages to convert.
6. Brand-new UI.
7. Well compatible with macOS High Sierra 10.13.
8. Some other optimization and minor bugs fixed.
PDF Creator Pro for Mac allows you to convert and save files as PDF file format.
