Thunderbird - Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!
Geekbench - Geekbench 4 measures your hardware's power and tells you whether your computer is ready to roar. How strong is your mobile or desktop system?
Microsoft Outlook - Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.
UserBenchMark - Test, fix and upgrade your PC's performance.
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.
3DMark - 3DMark includes everything you need to benchmark your hardware in one app.