Here is a painless way of getting your fave MP3 ringtones on your iPhone. What you need: MP3 Song iTunes Part 1: Prepare iTunes Fire up iTunes > Edit > Preferences > General (tab) Click Import Settings Make sure AAC Encoder is selected (you may change the quality as desired) Part 2: Preparing the MP3 file Locate the track you want to create into a ringtone, Right Click then Get Info, Options (tab) Modify Start and Stop time to shorten the track (this is not permanent so don't worry, I find 30 - 45 seconds is more than enough for a ringtone) Once you have the part you want click OK. Now right click the track again but this time select create AAC version The converted track (AAC) should appear below your track but this will be shorter, select that then click Show in Windows Explorer Show in Windows Explorer Select the m4a file > Hit F2 (Rename) > Change the extensi...