You may want to change your iPhone ringtone from time to time but do not want to pay $1.99 for every ringtone. This AAC to M4R converter can convert AAC to M4R iPhone ringtone.not only can convert AAC to M4R iPhone ringtone,but aslo convert WMA to M4R,WAV to M4R,M4A to M4R, AC3 to M4R,OGG to M4R,MP3 to M4R,and various video format as AVI, WMV, AVCHD, MKV, MOV, 3GP,MP4. Just follow this to save your money.
1. Download and launch iSkysoft iPhone Ringtone Maker.
2. Input AAC music file
3. Trim aac to m4r iPhone Ringtone
You can enlarge the waveform to make more specific trim.
4. Start to Convert aac Music to m4r iPhone Ringtone
After trimming aac file, click Start button to convert aac to m4r file. The trimmed aac music would be converted into M4R ringtone and saved on ringtone category of your iTunes.
Just a few seconds, the aac will be finished to convert to m4r!