Slingscold - Slingscold is a lightweight application launcher similar to Launchpad in Mac OS X.
Calendly - Say goodbye to phone and email tag for finding the perfect meeting time with Calendly. It's 100% free, super easy to use and you'll love our customer service.
Listary - Listary is a revolutionary search utility for Windows
Acuity Scheduling - Automate your client bookings, cancellations, reminders & payments using the worlds friendliest online scheduling software.
Scherlokk - Mac OS X application. Simple and user friendly, Scherlokk will find your media and missed files - quickly.
Doodle - Make meetings happen. With Doodle, scheduling becomes quick and easy.