M4V is the common but non-standard use of the MPEG-4 file extensions. It is due to the popularity of Apple's iPod and the iTunes Store. MPEG-4 is a multimedia container format. It is most commonly used to store digital audio and digital video streams, but can also be used to store other data such as subtitles and still images. The official filename extension for MPEG-4 *.mp4, thus the container format is often referred to simply as MP4.
Why need M4V Converter Plus to convert M4V files?
M4V files you purchased on Apple shop will be DRM protected. You can only play them on iTunes, iPod, iPhone. And there are limitation of playing on 5 devices. It's really unfair if you have bought M4V, but you can't play on your PSP or Zune. Don't worry, M4V Converter Plus comes to help you. With it, you have no need in view of the limitations of playing on 5 devices.
M4V Converter Plus is a professional DRM M4V Converter which can convert M4V you purchased to QuickTime MOV, iPod, iPhone format in high speed and great quality. It has been designed for converting DRM M4V. It can also convert any video on your iTunes library.
This DRM M4V Video Converter supports batch conversion, so you can convert many M4V files with just some clicks and save much time, and with the M4V video converter, you can also customize M4V conversion by setting resolution, frame rate, bit rate, etc.