You can download FabFilter Pro-Q 2.0 for Mac from our application library for free. This Mac app was originally designed by FabFilter. The software is included in Audio & Video Tools.
From the developer:
Unrivalled sound and interface
An equalizer is probably the tool you use most while mixing and mastering, so you need the best of the best! As you can expect from FabFilter, Pro-Q gets you the highest possible sound quality and a gorgeous interface with unrivalled ease of use.
You may want to check out more Mac applications, such as FabFilter Twin 2, which might be related to FabFilter Pro-Q.