acdVIDEO Converter 2 Pro is a simple to use HD video converter that can quickly and easily convert video files between most popular media formats (even M2TS Blu-ray) for high quality playback on your mobile device, including the iPhone4S. Its smart video aspect ratio clipping algorithm helps you make full use of your mobile media player screen. You can also use it to extract your favorite MP3 audio from downloaded video files. Use the exclusive Pro Tools Pane to get more from your converted video: adjust the volume of your output file, create still images, clip your favourite segments and more.