App Name: Cosmic Watch [iOS App]

Cost: $4.99 USD

Developer: Celestial Dynamics Ltd

App Market: Download Page

Description:

Cosmic Watch is an app and a tool to explore the relation between time and the celestial dynamics. You can use it as a world-clock and an entertaining educational tool. Learn about the sky, how it seems to rotate around us and how the sun, moon and planets move over time. It’s a beautiful experience about our planet Earth and our position in the solar system where learning happens in an intuitive way.

Google Play Store:
https://play.google.com/store/apps/details?id=com.cosmic_watch.cosmicwatch