Lots of iPhone users take their handset’s battery performance very seriously, and given just how much of our lives appear to be driven by the apps we use every day, this doesn’t come off as much of a surprise.
While the iPhone’s Status Bar displays a persistent battery level indicator to alert users to the current charge state of their device, one thing it doesn’t do is provide users with an adequate understanding of the current load on their battery. That’s where a newly released and free jailbreak tweak dubbed BattRate by iOS developer Julio Verne comes into play.