I believe it's sold through the Mac App Store, because the Firefox extension is an outgrowth of the preexisting Safari extension. https://lapcatsoftware.com/ar

I believe it's sold through the Mac App Store, because the Firefox extension is an outgrowth of the preexisting Safari extension. https://lapcatsoftware.com/articles/StopTheMadness-Firefox.html https://lapcatsoftware.com/articles/StopTheMadness-Firefox.h...