When2Meet - When2meet helps you find the best time for a group to get together. It is a free survey tool that is quick and easy to use.
Keypirinha - A lightning fast and flexible keystroke launcher for Windows. No installation required (portable).
x.ai - x.ai is a tool to schedule meetings for you and your team.
Alfred - Alfred is an award-winning app for macOS which boosts your efficiency with hotkeys, keywords, text expansion and more. Search your Mac and the web, and be more productive with custom actions to control your Mac.
WhenAvailable - WhenAvailable is an excellent event management tool that allows scheduling the dinner party, book club meeting, and guys’ night out with simple and best ideas.
Listary - Listary is a revolutionary search utility for Windows