With this MPG to MOV converter, you can customize video size and edit videos by trimming, rotating, cropping, adding watermarks, applying effects, and more other features. Wondershare UniConverter (originally Wondershare Video Converter Ultimate) is what we recommend you to convert MPG videos to MOV on Windows and Mac system as its super fast converting speed and output conversion quality. Best MPG to MOV Converter Online and Free Read this article to learn how to convert MPG to MOV QuickTime with the best video converter for Windows/Mac and online tools. In that case, you might need the assistance of MPG to MOV converters, which professionally conduct MPG to MOV conversion easily and quickly. Suppose you happen to have MPG files at hand and want to convert MPG to MOV format for enjoyment in Apple QuickTime (MOV). MOV is a popular video format using a proprietary compression algorithm and compatible with both Mac and Windows platforms.