Time Clickers - Time Clickers is an Awesome, Free-to-play, Action, Clicker, Role-playing, FPS, and Single-player video game developed and published by Proton Studio Inc.
Thunderbird - Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!
Candy Clicker Pro - Candy Clicker Pro is an Amazing, Free-to-play, Browser-based, Online, Idle-Clicker and Single-player video game developed and published by CandyClicker.
Microsoft Outlook - Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.
Clicker Monsters - Clicker Monsters is an incredible, Action, Arcade, Clicker, Role-playing and Single-player video game developed and published by Appartans.
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.