How to make iPhone Ringtone for iPhone 4S?
iPhone 4S Ringtone maker is the best iPhone Ringtone maker and can help you clip any music and video segment you like as your unique iPhone ringtone. This iPhone 4S Ringtone maker support iPhone 4, iPhone 4S and iPhone/iPod touch Firmware 3.2.2, iTunes 10 and convert MP3, WMA, AC3, AAC, M4A, WAV, OGG, RA, RAM, MP2, etc., to M4R as the iPhone ringtone for your iPhone 4S..
Therefore, if you wish to find ways to load some MP3 onto your iPhone, our first suggestion is to use the software to convert MP3 to iPhone Ringtones.
Free download the iPhone 4S Ringtone Maker.

Guide to use make iPhone Ringtone for iPhone 4S
1. Free download the software first and install it on your PCs. Then, click the two "
" buttons to import the file that you want to make ringtone from it.

2. Define Video/audio Segment
Play it and listen the music to find the segment that you want to use it as iPhone 4S ringtone. Then drag and click the start & end slider to set your wanted segment, or type the start & end time in the corresponding text box directly to get the exact segment. You also can pre-listen the converted audio before generate.
3. After all the settings are finished, click the"
" button to begin creating your own iPhone 4S ringtone (.m4r)
Note:If you want to get a music clip, you can do as the following:
Being a versatile iPhone 4S ringtone maker also can audio files to iPhone Ringtones, such as making m4r format from FLV, AVI, AAC, WMA, WMV etc.