Carbonite - Unlimited online backup for one flat fee. Free trial, no credit card required.
Thunderbird - Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!
PieSync - Seamless two-way sync between your CRM, marketing apps and Google in no time
Microsoft Outlook - Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.
Quest Software - Simplify IT management and spend less time on IT administration and more time on IT innovation. It’s time to rethink systems and information management.
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.