How to Make an iPhone Ringtone: Turn an MP3 into a Ringtone or Alarm

How to Make an iPhone Ringtone: Turn an MP3 into a Ringtone or Alarm Video version of the iPhone ringtone steps Step 1: Prepare the MP3 you want to use as an iPhone ringtone First, prepare the music you want to use as a ringtone. MP3 is recommended. Save it in the Files app. Step 2: Make an iPhone ringtone with GarageBand Next, open the built-in GarageBand app on iPhone (re-download it if you deleted it), tap “Create Song”, and choose “Recorder”.