For $14.99/month, you get access to every Waves plugin, including Tune Real-Time. The first month is often discounted to $1. This is not "free," but it is low-cost entry.
To emulate the "Waves Tune Stereo" two-instance trick: waves tune real time stereo free download
If you are dead set on using the official Waves plugin, here is how you can use it without paying today : For $14
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