No.1 Ringtone Maker & MP3 cutter in Android. The Only app you need for making Ringtone with all features and simple material design UI.
Ringtone Maker & MP3 Cutter is free app to create ringtone, alarms, and notifications from MP3, WAV,AAC/MP4, 3GPP/AMR files.
Link
Download: app.easyring.maker.apk