If you need noise reduction but cannot afford Silencer, the best legitimate free alternative is , which is part of the ReaPlugs suite by Cockos (the makers of REAPER).

: Open your DAW (e.g., Logic Pro, Ableton Live), load the plugin, and log in with your account credentials to activate the trial period. System Requirements for Mac Operating System : macOS 10.15 (Catalina) or higher. : VST3, AU (Audio Units), and AAX. DAW Compatibility

This long-form guide will answer all those questions.

While there is no permanent "free" version of Black Salt Audio

The regular price is typically $99.00 , but it is frequently on sale for around $29.00 to $69.00 . Key Features How to Download, Install and Activate Your Plugin