If you want to empty your phone's battery to charge it from zero, or if you want to compare two batteries to see which one lasts longer, you can trust our application to help you with that. IQ Empty Battery vibrates every second and empties your battery, counting in the same time the number of vibrations. You can challenge a friend to demonstrate him you battery has better quality, or you can make a little joke and just empty his battery before he comes back from toilet. Whatever you chose to do, enjoy this little application for your mobile phone.