Mp3 Cutter And Joiner Crop Audio Ringtone Maker is the best mp3 cutter and merger app, which can cut and merge audio songs. The best thing is that you can use this app to make your own ringtone! It is very easy to use and has a very simple interface. You just need to install the app and choose the songs you want to cut. You can choose to cut the songs from your own music or from the library of the app. Once you have made the selection, you can set the start time and end time to cut the songs. The best part is that you can choose to cut the songs in mp3 format. This will allow you to get the best quality. You can also choose to save the music that you have edited in the mp3 format.