If there is no demo that’s on the devs. Also you could just refund on Steam, that’s what I do, can’t be arsed to download the game twice really. If it’s good it stays, if not down it goes.
Torment: Tides of Numenera, Disco Elysium, Age of Decadence, Shadowrun: Dragonfall, Shadowrun: Hong Kong, Tyranny, Fallout: New Vegas, Planescape: Torment