mudgel
Go to the Celemony site and check out Capstan. It's nearly US$4.5k.
that's professional niche software that certain businesses will need/buy ... a bit different to a limiter which has alternatives from competitors ... specialized engineering software can cost more than $100K per license (no kidding), especially if the company has a unique position in the market (let's not call it monopoly even though that's what it is in cases)