Time 2 - Stay focused and crush procrastination
Freework - An easy way to keep track of your daily work
Time Tracking for Freelancers - A simple, fully integrated time tracker for freelancers
Tactick - Keep track of your daily tasks.
Timing - Timing is the best way to keep track of the time you spend with your Mac.
BeeWise - Automagically track your daily expenses. No manual entry.