A good gate/expander is an indispensable tool in any mixing or live situation. FabFilter Pro-G offers everything you could wish for: perfectly tuned algorithms, complete control over the side chain and channel linking, excellent metering and great interface design.
Apart from excellent sound, FabFilter Pro-G also provides very flexible routing. You can choose between mono, stereo or mid/side processing and in expert mode, external side chain input is available with completely customizable channel linking and routing.
Mac OS X