M4V to FLV Converter
DevConverter converts your video files online. Amongst many others, we support MP4, WEBM and AVI. You can use the options to control video resolution, quality and file size.
M4V is Apple developed MPEG-4 file extension that is comparable to MP4. It encodes the movies or videos from Apple iTunes store. The difference between M4V and MP4 is that M4V is protected and it can be played if anyone has a license iTunes in his computer.
FLV is a Flash compatible video container that is used in several online video and audio streaming sites. Although it is viewed in web browser using adobe flash player, many other players also support FLV files. It has a header. It follows the similar format that a flash extension (.swf) uses to store video and audio data.