Task Scheduler app for iPhone and iPad

Task Scheduler plans your tasks.
You describe the task giving a name, a duration and a deadline.
Task Scheduler will plan it As soon as possible keeping in consideration the other tasks, the working daily time, the working weekdays and the holydays.
Task Scheduler will give you the forecast date and time and it will indicate if it respects the deadline or not.
Each time you start to work on a task you may set the task in running status and you will exit from the running status when you will stop. Using this information Task Scheduler will produce a timesheet that you can export.