FileCenter - Scan & organize documents with our paperless scanning management software. Perfect to organize & manage any kind of file. ✔ Try FileCenter FREE today!
Microsoft Outlook - Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.
DEVONthink - DEVONtechnologies develops DEVONthink, DEVONagent, and other Mac and iOS apps for document and information management and web research.
Mailbird - Mailbird is the best email client for Windows 7, 8 and 10
PDFKeeper - Open Source PDF Document Storage Solution
eM Client - eM Client is a fully-featured email client for Windows and macOS with a clean and easy-to-use interface. eM Client also offers features for calendars, tasks, contacts, notes, and chat.