Apple's iPhone features a battery status indicator as standard, like all mobile phones. However, there are a number of free apps that will let you customise the indicator with different designs and colours and even adding a percentage of the battery that is left – which is great if you struggle to identify how much power's left in your smartphone from the increments displayed.
Battery Master Free
Not only will this app display the current level of power in your iOS device, it'll also estimate how much time the remaining battery will offer for other tasks such as calls or surfing the web. We love the fact it also notifies you when the battery is fully charged too.
Battery Life Pro
Choose from seven different battery layout design available in this app and even get access to an that notifies you when you need to start charging your device, a charge log and tips for prolonging the life of your handset's battery.
Battery Life (free)
We love the bright colours and funky graphics of Battery Life (Free) that helps you easily see how much power you've got left in your iPhone.
Find out how much battery you've got left in increments of five percent with this app. It'll also tell you how much time you've got left for a number of different activities such as games, net browsing and talking on the phone.
Battery Life Lite
Here's the final of our five free battery apps. Battery Life Lite also offers some usual colours and graphics along with displaying how much juice is left in your device.