The 1.8.2 version of ChordsCompass for Mac was available to download on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The program belongs to Education Tools. Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. The actual developer of this software for Mac is Neonway.
From the developer:
Chords Compass offers an extensive chord library with over 250,000 chords. The application helps you find the perfect chords for your songs on all popular musical instruments. Chords Compass will show you chord diagrams with all possible options in all positions on the musical instrument of your choice, on keyboard or fretboard.
You may want to check out more software for Mac, such as Guitar Chords Compass Lite, Piano Chords Compass Lite or Bass Chords Compass Lite, which might be similar to ChordsCompass.