Now you can have a stylish and easy to use metronome for your iOS device, with both audio and visual feedback! To use the metronome simply choose a tempo and press the "On" button. If you wish, you can press the "Mute" button to have a simple, purely visual metronome. To change the time signiature, press the mode button to itterate through the options. The metronome even works when your device is locked.