Celery

Finally a nice looking app with a clean design to track your work shifts. Whether you are working globally or paid hourly, you need to keep track of your hours and with Celery app you can do just that.

After you update the settings page with how much hours you need to complete in every month and the date the month starts, the app will figure out how much hours you should have made up till now so you will know whats the current status.
Also it will show your percentage of the monthly hours you made so far.