Audio Conversion at Mac App Store analyse

Audio Conversion is a audio converter & extractor which allows you to both convert between different format audio files and extract audio from video files to different formats. Audio Converter Pro supports many video and audio file types including AVI, MPEG, WMV, MP4, FLV, AIFF,MP3,WAV, AAC, FLAC, OGG, AC3, AU, among many others.You can not only single audio file but also convert audio files in batches. Key features: -Support audio conversion between many popular audio formats including MP3,WAV,OGG,AIFF,AU,FLAC,AC3,MMF,M4A. -Support batch audio conversion to convert thousands of files -Extract audio from nearly all video formats such as AVI, MOV, MPEG, WMV, MP4, FLV, MKV Some simple steps to convert audio files: 1.Click "Choose Audio" or "Add Folder" to load the media files to the file list. 2.Select the desired audio file for an audition or video file for preview. 3. Change the format,audio nitrate,audio frequency,audio channel if necessary in "Optional Settings" 4.Fill in start time and end time in "Trim audio" as hh:mm:ss format 5.Choose the destination folder and enter the file name (file name prefix if batch conversion) 6. Click "Convert" to launch audio conversion