Evernote is a note taking application which keeps the notes taken in sync across all platforms using its cloud infrastructure.

Adobe Acrobat Reader DC is the industry standard for viewing, printing, signing and commenting on PDF documents.

Tesseract Open Source OCR Engine.

Microsoft OneNote is a digital note taking and sharing app from Microsoft.

ABBYY FineReader is an optical character recognition (OCR) application developed by the Russian company ABBYY.