B P M = Beats per minute BPM is used for finding the rate of your heart and the tempo (or speed) of music. Try listening to music and pressing the cyan box on the beat! You will get a BPM, which means that theres that many beats per minute in the song. This is mostly a mathematical concept program, but can still be useful.
Note: The BPM is more accurate the more times you press the button! There is a formula to find bpm, and this program solves it every time you press the button. Click "See inside" to have it explained in more detail. The bpm is approximate, and accurate to a few beats.