Mailspring - Mailspring is a mail client for Mac, Windows and Linux.

Genius Scan - On The Go.

Thunderbird - Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!

HD Scanner - Turn you phone into portable scanner for documents, receipts, business cards, etc.

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.

Docutain - Digitize, manage and find documents efficiently. With Docutain, your smartphone not only becomes a scanner, but you also get a complete and secure document management system including a QR code scanner.