Thunderbird - Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!
GroupThinq - Cloud-based software application for consulting firms (and students) with all the tools required in...
Mailbird - Mailbird is the best email client for Windows 7, 8 and 10
Simple Estimate - Improve Estimation Accuracy, Reduce Errors, and Speed Up Your Sales Process.
Microsoft Outlook - Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.
Activity Management System BTL - Data driven below-the-line project management