audio unit

ConvertIt is the premier unit conversion program for the Mac OS X platform.

iUnit is a unit conversion program for the Macintosh.

Convert audio among the popular audio formats. Join and split audio.

convert almost all video to audio and audio to audio formats on Mac OS X

convert almost all video to audio and audio to audio formats on Mac OS X

convert almost all video to audio and audio to audio formats on Mac OS X

Improves audio quality and adds audio options system-wide.

Convert audio files into Core Audio Format (.caf).

replace audio, adjust audio volume, trim, crop and merge videos

Convert popular video and audio files to MP4 video and audio formats for Mac.