My Reminder for dummies. My Reminder is the Simplest and Easiest Reminder app on the Apple App Store.
It lets you select schedule date/time, enter reminder and save.
You will get a reminder even if My Reminder app is not running.
By default old reminders older than 7 days are automatically deleted so that you dont have to do any maintenance. But if you want you can disable automatic deletion or even change number of days.
So, forget about other complicated apps and start using My Reminder!