Downloading ChordMate 3.1.4 for Mac from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this app available. We recommend checking the downloaded files with any free antivirus. The software is categorized as Education Tools.
The bundle id for this app is com.HarmonicSense.ChordMate. This Mac app is a product of Harmonic Sense. This program can be installed on Mac OS X 10.7 or later. The following versions: 2.4, 2.2 and 1.5 are the most frequently downloaded ones by the program users.
From the developer:
"A very practical and useful tool in terms of the features it offers. Their combination together [in one app] is unprecedented!" — Gitarre & Bass magazine
"ChordMate is an invaluable tool for guitar players, particularly students and teachers." — tuaw.com
"ChordMate is the ultimate app for any guitarist who would like to dwell deeper into chord theory." — appstorm.
You may want to check out more Mac applications, such as Tablatures, Le Grand Robert or ABBYY Lingvo, which might be similar to ChordMate.