Cucusoft iPhone Ringtone Maker is an easy-to-use tool that can help you trim or clip audio from your favorite audio or video files, then convert it to iPhone Ringtone format. With this program, you can make your own iPhone ringtone from any music you love. The supported input source file formats include .mp3, .m4a, .wav, .wma, .avi, .flv (YouTube format), .mp4 (iPod video format), .wmv, MPEG, H.264/AVC, AVCHD, .mkv, .rm, .ra, .mov, DivX, XviD, 3GP, etc. Features: * Supports batch conversion. * Accepts almost any audio or video file as input, including .mp3, .m4a, .wav, .wma, .avi, .flv (YouTube Format), .mp4 (iPod Video Format), .wmv, MPEG, H.264/AVC, AVCHD, .mkv, .rm, .ra, .mov, DivX, XviD, 3GP, etc. * Supports audio effect: fade in and fade out. * Trim or clip audio and video freely. * SWorks in multiple languages. * You can change skins. * Works with iPhone, iPhone 3G, or iPhone 3GS. * Works with iPhone OS version 1.0, 2.0, 3.0 and later.