Eddy Timer is a simple in use timer for Mac OS X which will remind you that your kettle is boiling, that your movie has begun, that it’s the right time come off the Mac. User friendly interface. Easy choice of last tasks.
NEONBLUE2 An excellent app. I needed something to help me make the most of my homework time so I went looking for a timer. Found this and it's almost perfect.
It's just missing the ability to pause and some way to delete presets. (Version 1.1)