Why put up with the ringtones that come as standard on your iPhone when you have programs like iPhone Ringtone Maker? Because this is exactly what this utility does: help you create your own ringtones, to then include in your iPhone.
iPhone Ringtone Maker lets you extract the ringtones from your own video or audio (it supports AVI, MPEG, WMV, DivX, MP4, H.264/AVC, AVCHD, MKV, RM, MOV, XviD, 3GP, MP3, WMA, WAV, RA, M4A, etc); you also have the chance to create them from your iTunes songs.
This way, thanks to iPhone Ringtone Maker you`ll have the most original and singluar ringtones you can imagine.