Barcode Alarm Clock - Alarm clock that won't stop ringing until you scan a barcode
Fantastical 2 - Fantastical, the Mac calendar app you'll enjoy using. Quickly create new events with natural language input and more.
WalkMe - WalkMe is a game-changing platform that instantly simplifies the online user experience.
Google Calendar - Spend less time managing your day & more time enjoying it
Wakefy - Turn your Mac into a Spotify alarm clock.
Itsycal - Itsycal for Mac. Itsycal is a tiny menu bar calendar. If you want, it will display your events as a companion to the Mac Calendar app. You can also create and delete (but not edit) events. Download Itsycal for macOS 10.