Timecop

Timecop is a dead simple, yet robust, time-tracking utility in your status bar.
Features:
- Customizable hotkeys to quickly switch between projects
- View what you worked on by day, week, month or a custom time period
- Go back and edit time recorded
- Organize your projects as tasks and group them later
- Recognizes idle time and allows applying that time to any defined project/task
- Export your time as a .CSV