If you're looking for a no-frills easy to navigate reminder system, Superminder makes creating and editing email reminders a simple task.
The emphasis at Superminder is on ease of use. Everything from signing up for an account to creating and modifying your reminders is easy and intuitive. Click on a month to select a day the time and information from your last reminder is filled in for you. You can view day or month at a glance easily. Modifying your existing reminders is extremely fast, clicking the modify button turns the existing entry into a tiny version of the larger reminder entry tool. Email reminders are free (US users have a paid SMS option)..