Stronghold HD

FireFly Studios

Available Ready to Play Free tier SimulationStrategy

The original castle sim, Stronghold HD allows you to design, build and destroy historical castles. Engage in medieval warfare against the AI in one of two single player campaigns or online with up to 8 players.

Available on GeForce NOW

Play type: Ready to Play — no install needed
Membership: Free tier
Last verified: 28 Jul 2026

Available on

Steam · FireFly Studios Open store ↗

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