A free program for Android, by Dunbar Technology LLC.

The app includes an integrated light pollution map, which allows you to easily locate the darkest places near you for the best viewing of the night sky. The Light Pollution Map app is a valuable tool for astronomers and photographers who want to see the night sky in its best light. It includes an ISS tracker, cloud cover map, and temperature information, as well as alerts and notifications to help you stay informed of the night sky. The app also includes astronomical calculators, live Aurora webcams, an Aurora overlay, moon information, live NASA SOHO images, and more. Finally, the app features night mode and AMOLED themes, as well as widgets to make using the app easy and convenient.