Cut the part of your audio, and use it as notification alert, alarm alert, ringtone alert. It's free and supports MP3, WAV, AAC/MP4, 3GP/AMR format. How to use: 1. Select audio from your device. 2. Select area to be chopped from your audio. 3. Save as Ringtone/Music/Alarm/Notification. Audio Cutter is an enhancement of Ringdroid.