You can use Audio Compressor to extract audio from video files. Convert video to audio: Easily perform video to audio converting (MP4, MPEG4, AVI, MPG, MOV to MP3, OGG, WMA, AAC, AMR). Audio Compressor is a powerful WMA/AAC/WMA/OGG/MP3 converter and audio cutter.

Convert audio to MP3, OGG, WMA, AAC, AMR: Perform audio conversion between formats with possible file size reduction. Main features: Reduce the size of your audio files: Make your audio files smaller, shrinking theirs file sizes by reducing audio bitrate, audio sampling rate and other options provided by Advanced Audio Compressor. Compress audio for portable media players and for faster up/downloading from YouTube, Facebook, other social networks and own Web sites. Audio Compressor is a powerful WMA/AAC/WMA/OGG/MP3 compressor, resizer, converter which does audio converting oriented on the resulting audio file size and audio quality. Audio Compressor allows the use of profiles to easily process multiple source files. All popular video/audio formats are supported for audio compression and video to audio conversion. You can easily shrink the large file size of audio/video files, prepare audio for the Web, convert video (AVI,MPEG4,MPG,MOV to MP3,AAC,WMA,OGG). The output files will be listed in the 'Output Files' section. Please be patient while files are uploading or compressing. The batch compression automatically starts when files are uploaded. Useful service to fit more songs on your MP3 player by reducing the MP3 audio bitrate. Drag multiple MP3 files to the 'Choose Files' section. Audio Compressor is an easy-to-use tool to compress and convert audio files and convert video to audio (MP4 to MP3, WMA, AAC, OGG). MP3Reducer is a free service that allows you to reduce MP3 file size online, compress mp3 audio files online.

Mp3 file size reducer