M4V Converter for MAC OS X
M4V Converter for MAC is a professional video converter for Mac users which can help you convert M4V files to AVI, MP4, DivX, MP3, AAC, M4A. Apart from that, this M4V Converter for Mac supports converting other audio and video files between all popular video formats such as AVI, MPEG, VOB, 3GP, MOV, MP4, M4V, WAV, WMA, M4A, AAC, MP3, MP2, 3G2, AC3.Batch video conversion , preview, crop and trim videos, set video brightness, contrast, saturation are also supported by M4V Converter for Mac.
Step by step of how to convert M4V videos for Mac OS X:
Step1.Download and install M4V Converter for Mac
Step2.
You can load M4V videos by clicking 
button. You will see the interface like this
Step 3. Output formats and Settings
From the “Format” drop-down list you can find one format that meets your requirement, such as to MP4 for iPod Touch,iPod Nano,iPhone, Zune, PSP, Creative Zen,Apple TV etc.
You can also select destination folder :
To have your own video settings you can click “settings” button.
After doing the above steps, you can click 
button to start conversion.
With M4V Converter for Mac, converting M4V videos is not a problem any more! You can enjoy M4V videos at home or on the go !