Full Battery - Saver Boost

You can find: Tips, Disk storage, Battery usage, System status, Remaining time and so much more.
Tips: you can get the best tips on saving your battery
Disk storage: you can see how much space you are using for photos, videos, music, other and free space. Percentage display of numbers and color barometer is easy to understand.
Battery usage: you can see the remaining time to use your iPhone and the power of your battery. Furthermore “Full Battery - Saver boost” lowers the screen’s brightness.
System status: you can get information about your iPhone or iPad, like memory used, App CPU usage, RAM memory, model, Graphics, etc.
Remainings: you can see the remaining time to use internet, the total time making calls, video playback, audio playback.
Battery charging of the iPhone and iPad lasts longer.