To download mp3 (audio): Click "Download mp3" button
To Cut/Crop mp3: Please use the slider below and click on "Download mp3" button to download the selected part.
Note that video to mp3 conversion output is limited to 10 minutes.
Update: Give a try to this iPhone manager (bit.ly/dr-fone-ios) to transfer videos and other files from your computer to your iPhone without iTunes. I'm using this tool to transfer all types of files between my computer and iPhone and it's really cool.
This video will help you about how to transfer videos from your computer to you iPHONE devices,without using extra software on your I Device only by ITunes.