$8.99
The Castle Game is a good buy — ThereAny Score 72/100, currently at or within 3% of its all-time low.
Our take
Next major sale: Autumn Sale in 35 days
The Castle Game is a strategy castle building game from Neptune Interactive.
The Castle Game has 1 active deal across Steam. The current lowest price is $8.99 on Steam — a 0% discount off the $8.99 retail price. Historical low: $8.99 (Aug 25, 2026). Compare prices on Steam, Epic Games Store, GOG, Fanatical, and more major PC game retailers below.
