The Bat - The Bat! is a secure desktop email client for Windows, designed to protect your correspondence against third-parties and to save your time.
GImageReader - gImageReader is a simple Gtk/Qt front-end to the Tesseract OCR Engine.
Mailspring - Mailspring is a mail client for Mac, Windows and Linux.
Adobe Scan - Scan anything into a PDF using your mobile device.
Geary - Geary is an email application built for GNOME 3.
Adobe Acrobat DC - Make your job easier with Adobe Acrobat DC, the trusted PDF creator. Use Acrobat to convert, edit and sign PDF files at your desk or on the go.