4Videosoft iPhone 4S Video Converter can convert any popular video formats to iPhone 4S
compatible video/audio formats, such as MP4, AVI, MOV, MP3, WAV, M4A, etc. It also can be
used to convert between audio files. It provides you with powerful editing functions for
you to optimize your video effect. It has 6X faster conversion speed with NVIDIA? CUDA?
and AMD APP technology now after updated.