Tasky: Task reminder is completely free, without ads and you can track as many tasks as you want. In-App purchases are just a tip jar option, there are no features tied to this.
With Tasky you can:
* Create simple tasks or tasks with progress
* Create reminders to send Sms
* Create reminders to make Calls
* Create reminders to send emails
* Track all your done tasks in a simple way and keep your data safe in iCloud