MATLAB - A high-level language and interactive environment for numerical computation, visualization, and programming
Microsoft Outlook - Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.
GNU Octave - GNU Octave is a programming language for scientific computing.
Mailbird - Mailbird is the best email client for Windows 7, 8 and 10
Wolfram Mathematica - Mathematica has characterized the cutting edge in specialized processing—and gave the chief calculation environment to a large number of pioneers, instructors, understudies, and others around the globe.
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.