Note: Anything listed here is preliminary and subject to change.
Catalog of prebuilt and sample reminders.
Vibrate pattern packs.
Option to clear reminder log.
Undo last reminder entry (Complete, Snooze, Dismiss).
Add option to complete a reminder for a set time period instead of just to the next reminder.
Add app level snooze (vacation) feature.
Tasker or other remote app integration.
Hidden notification mode. Alert but no visual indication.
RSS feed support for reminder messages.
Notification stacking versus replacing option
Reminder build wizard to walk through common reminder use cases possibly supporting voice control.
First launch wizard to ask common options.
Import sample reminder wizard.
Reminder sync across multiple devices.
Chrome OS app.
Chrome (Web) app.