About MOV and MP4
MOV, is a computer video file format (.mov, .qt) that was developed by Apple Inc. It is used natively by the QuickTime application. The format specifies a multimedia container file that contains one or more tracks, each of which stores a particular type of data: audio, video, effects, or text (e.g. for subtitles).
MP4, originally MPEG4, is a file format that is commonly used to store media types defined by the ISO/IEC Moving Picture Experts Group. Being an international standard, has more support. Especially true on hardware devices, such as iPhone, iPod, iPad, Sony PSP, various DVD players, etc.
In order to play your MOV videos smoothly on Mac, or for your digital players like iPod, iPhone, PSP, etc, you need convert MOV files to MP4 format on Mac first. Here we`ll introduces a viable solutions for converting QuickTime MOV to MP4 on Mac.
Video Converter for Mac, also called Mac MOV to MP4 Converter, is a featured third party video converter which is designed for Mac users. Include Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard on iMac, Mac Pro, MacBook, MacBook Pro, MacBook Air, etc. Just free download this Mac MOV to MP4 Converter, install and run it, then start the trip of converting now!
Note: If you are using Windows and want to convert MOV to MP4, you can refer to Video Converter Ultimate for Windows.
Go to the menu bar, click "File" – "Add Video/Audio files" to load your MOV files you want to convert. Or simply drag and drop MOV to add them to this Mac MOV to MP4 program.

Click the device icon behind the video file in the video list, then you can select the MP4 format as the output format. This Mac MOV to MP4 converter provide two MP4 formats, "H.264 MP4" and "MPEG-4 MP4".

If you want to put the output MOV file on your PSP, iPod, iPhone or other popular portable device, you can select an output format according to your device name!

Hit "start" button in the bottom right hand corner, when the conversion is done, you can put the MP4 files on your iPhone, iPod, iPad, PSP, edit them in iMovie, Final Cut Pro.