Gestimer is a cool new Mac utility that allows you to create reminders from your Mac menu bar. It runs as an icon in your Menu Bar. Drag and pull from that icon to set the length of time, and when you release you get a pop up menu that let's you fill in the details. It's elegant and simple, and it's priced at US$2.99 at the Mac App Store. Check it out in action in the video below.