Useful. More effective than Du battery saver in a tiny package.
Best result awesome and i like so much.
Very well done. This is very useful for any Android device which manufacturers do not want to do.
Flip battery saver January 4, 2017: Flip battery saver is the very best screen and battery saver. It lock my phone and stop the battery from wasting away. It's amazing game. Flip battery saver does exactly what it said it would do. I love flip battery saver thanks flip battery saver for taking good care of my device. I'm very proud of your commitment to service. Thank you. Lenworth!
Flip Battery I am sad to say I cannot use this app on my zte Obsidian but can on my Samsung Galaxy Tab A. It saves the battery amazingly in my case. Give it a try.