This guide will explain how to play WMV videos on iPhone 4 with a Mac WMV to iPhone 4 converter, which can help you convert WMV files to iPhone 4, 4G audio/video format with few steps.
Windows Media Video file format (.WMV), developed by Microsoft, is a generic name for the set of video codec technologies. It includes WMV files and WMV HD.
Before you start, what you need are:
Computer (iMac, Mac Pro, MacBook, MacBook Pro, MacBook Air, etc.) with Mac OS X 10.3 or above
An iPhone 4 with a cable
WMV files
Powerful yet easy-to-use WMV to iPhone 4 video converter - Video Converter for Mac
Note: If you are using Windows and want to Convert WMV to iPhone, you can refer to Video Converter Ultimate for Windows.
Run iPhone 4 Video Converter for Mac, drag the video files directly onto the interface.

Tips: This WMV to iPhone 4 converter allow you to edit, crop, trim videos files and capture pictures on Mac OS X

After choosing the format, you just need to click "Convert" button to start converting WMV to iPhone 4 on Mac.

Launch iTunes on Mac, drag the output files to iTunes library and you can sync it to your new iPhone 4.
Tips: If you're looking for a program which can accomplish all the jobs of ripping DVD, converting audio & video formats, and editing video in one-stand way, check this packed Video Converter Pro for Mac.