The Chordbot Lite app is a free Android app for making a virtual band to help you with practicing. This has got to be the best app for making compositions. You can experiment with all the chords and it is able to play in the background as well. You can have as many tracks as you want and each of them can have a specific sound, meaning a totally different instrument for each of them. You can also edit all of the song sections individually, so as to change the instrument that goes for each individual section. You can use as many as 8 tracks and as much instruments as you wish from the many preinstalled among which: Drums, Keys, Piano and Synth. You can set the tempo for as much as you may want from 40 to 399 bpm and set the reverb from 0 to 15. The song can be saved and replayed from the app itself and also the space filling presets can be deleted. The app is best used with headphones and can operate on Android 3.0 and up. regardless of your screen size. The Chordbot Lite app offers a lot of really useful features for any musician and if you are seearching for a song writing tool for your Android, look no further.