Audio Extractor for FREE is a standalone batch conversion utility for your Audio / video files. This allows you to convert video to video, audio to audio and video to audio files. It supports a wide range of audio and video files for conversion. You can convert various formats including AVI, MPEG1, MPEG2, MPEG4, WMV, MP4, 3GP, MOV, RM, RMVB, OGG, H264 to popular audio formats such as MP3, WAV, AC3, WMA, M4A, OGG, AAC, etc.

Features: To perform conversion, open the files using add task option then output option window will open for selection. You can view source media file Information of selected files. Select output file format from the list of supported formats, choose audio sample rate from the supported options, adjust audio volume, adjust audio Bit Rate, select audio channel as Auto or Mono or Stereo. To cut a piece of clip set start and end for your clip. You can check / uncheck option for copy timestamp and overwrite existing file, define output folder path where you would like to store your converted file. Once all the settings are done, click on “Start” button to start conversion process. You can view status on the screen with details like input file, total time, file size, output file, progress, FPS, current time and file size. Utility also displays conversion log at the bottom part of screen.

Utility has a simple user interface, anyone can effectively use this utility for conversion. It is supported on Windows XP Service Pack 2 and Windows Vista platform.

Overall: This is an excellent utility; works very well and supports all popular audio / video formats for conversion.