Use MP3 Speed Cutter to edit and cut MP3, WAV, AAC, and AMR audio files and set it as ringtone, alarms, and notifications. Trim your songs and save it as your ringtone quickly. Create and make your own ringtone using our Speed MP3 Cutter and Editor. How to use: Make sure that you have your audio files in SD card. Tap on the audio to start editing.