A simple and accurate application will help you determine the tempo of a song.
Try to tap on the button keeping a steady rhythm to the music that you hear, and you will see the calculated tempo value.
Continue tap for some time and next to the tempo will appear a point that indicates that the tempo is fixed.
If the accuracy is below 80%, or if you stop, the counter will stop to avoid an error in calculating the tempo.
Try to tap more accurately to get a real value.
It is very easy to get the exact value!