With the new iPhone OS 3.0 Battery Life ADVANCED application, you can finally know the exact level of your iPhone or iPod Touch's internal battery. Instead of guessing based on the tiny battery level indicator, it is now easy to know with confidence exactly how much battery life you have left, and plan accordingly. It's such a simple tool, you won't know how you ever lived without it!

With Battery Life ADVANCED, you can know exactly when your iPod or iPhone will run out of battery, as it displays the amount of time remaining depending on your current activity!