Possessing outstanding converting function and pratical trimming function, Emicsoft MP3 to M4R Converter software is become popular, for the best converter software provides an ideal solution for iPhone users to create individualized ringtone. The MP3 to M4R Converter can convert video formats (MP4, WMV, MOV, AVI, DivX, XviD, FLV, etc.), audio formats (MP3, WMA, WAV, AAC, OGG, etc.) and HD formats (MTS, M2TS, TS, TP, TRP, etc.) to M4R, M4A, AAC, AC3, AIFF, AMR, AU, FLAC, MP3, MP2, OGG, MKA, WAV and WMA. Meantime, the converter can cut file clips so that you can set the high tide of the music as ringtone.Trim audio files into small segmets, adjust audio settings like bitrate, all advanced settings can be easily done with the best MP3 to M4R Converter free download.Key Features:1.The Emicsoft MP3 to M4R Converter can extract audio track from all video formats to M4R, M4A, AAC, AC3, AIFF, AMR, AU, FLAC, MP3, MP2, OGG, MKA, WAV and WMA.2. It can convert between different audio formats with no any sound quality loss.3. After adding files, you can preview original and output video by using the Preview function, once coming across the favorite pictures, click Take snapshot to capture images.4. Users can split the file length by resetting start point and end point.5. Add more than one file at a time and join them into large one with this function.6. The MP3 to M4R Converter is so easy to use with which you could complete all conversion tasks with a few clicks.