4Videosoft iPhone 4S Video Converter

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.