AudioTools 0.2 for Mac is free to download from our software library. The program is categorized as Audio & Video Tools. The actual developer of this free Mac application is anarcasa.
From the developer:
AudioTools is a AudioTools is free open-source set of tools for working with audio and music. Currently it includes pitch and frequency converters, a metronome and tools for working with the harmonic series. Future releases will include tools for working with time and rhythm, a soundfile format converter, a bpm counter, etc. Also included ar a set of command line tools for converting pitch and frequecy and working with the harmonic series.
You may want to check out more software for Mac, such as AudioTools AWE or Audiotool Radio, which might be similar to AudioTools.