Marketplace
Rated 4.4 out of 5 on Google Play
Battery bar puts energy bar/battery level indicator at top bar/status bar of your phone.
Battery bar is cooler way of checking Android’s energy/battery level.
You can adjust thickness of energy bar, power bar color, battery percentage, batterybar position, color line etc.
Turn your status bar green when plugged in your charger or enable pulsating animation,
Set red color to power bar when battery depleting beyond specified battery percentage.
You can set battery bar style on top of the status bar or at bottom or fill the whole status bar with the battery bar color indicating current Battery level.
Battery bar is a energy bar app, A smart battery monitor for your phone.
I'll give it a plus, because it's one of the very few apps that has minimal permissions. Only wants "run at startup" and "draw over other apps".