From RainMachine wiki page
iOS mobile app v4.0.300 changelog
- New iOS v4.0.300 app launched on Aug 04th, 2015
- Improved experience when setting up a device - either brand new or after a hardware button reset. - Default time zone takes into account the RainMachine location instead of the phone location. - The time for watering a zone manually, from the touch screen (Touch HD-12 / Touch HD-16) or touch buttons (Mini-8), can be set in the application.
- More than 20 user interface improvements and fixes for a streamlined experience. - Information about which zone the RainMachine is watering, updated in real time. - Better diagnostic information available for tech support.