Single-player games like Ancient Islands
Below are 8 single-player Steam games similar to Ancient Islands, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Ancient Islands page.
Ranked picks
- 1

Towers & Goblins: The Last Stand
Single-player alternative to Ancient Islands — playable solo, no multiplayer required. Shares Strategy with Ancient Islands.
Build towers, manage resources, and lead units to defend your kingdom against goblins. Every decision you make determines your kingdom's fate.
- 2

Age of Goblins
Single-player alternative to Ancient Islands — playable solo, no multiplayer required. Shares Action and Strategy with Ancient Islands.
AoG is a real-time strategy game (RTS) with simplified mechanics and cute visuals, but VERY challenging at times. Lead your goblin tribe into what they do best: expand, conquer, and exterminate each other. Any resemblance to humans is purely coincidental.
- 3

Button Pop
Single-player alternative to Ancient Islands — playable solo, no multiplayer required. Shares Action and Strategy with Ancient Islands.
Button Pop is a 3D Tower defense game fused with Button mashing chaos. Construct the deadliest defense strategies by unlocking powerful traps and turrets across a variety of terrains, while building your very own button with the rewards of your adventures!
- 4

MarZ: Tactical Base Defense
Single-player alternative to Ancient Islands — playable solo, no multiplayer required. Shares Strategy with Ancient Islands.
Build your defense base to fight back the undead hordes of Mars and secure the future of the red planet. MarZ is a game of strategy and tactical defense where you must carefully manage your crew and resources as you try to uncover the terrible secrets of the undead.
- 5

Stronghold Crusader HD (2012)
Single-player alternative to Ancient Islands — playable solo, no multiplayer required. Shares Strategy with Ancient Islands.
The highly anticipated sequel to the best-selling Stronghold, Stronghold Crusader HD throws you into historic battles and castle sieges from the Crusades with fiendish AI opponents, new units, 4 historical campaigns and over 100 unique skirmish missions.
- 6

The Riftbreaker
Single-player alternative to Ancient Islands — playable solo, no multiplayer required. Shares Action and Strategy with Ancient Islands.
The Riftbreaker is a solo or Co-op base-building, survival game with Action-RPG elements for up to 4 players. Hack & slash countless hordes of enemies. Build up your base, craft powerful weapons and research new inventions to survive.
- 7

Stronghold: Definitive Edition
Single-player alternative to Ancient Islands — playable solo, no multiplayer required. Shares Strategy with Ancient Islands.
Greetings sire! Your stronghold awaits you. Build a castle economy, besiege unforgettable villains and return to the 'castle sim' that started it all. Experience this classic RTS with upgraded visuals, modernised gameplay, Steam multiplayer and a new campaign.
- 8

Cliff Empire
Single-player alternative to Ancient Islands — playable solo, no multiplayer required. Shares Strategy with Ancient Islands.
After a nuclear war life on the surface became impossible. A 300m thick radioactive fog covered the Earth. We are looking for bold active people to manage the process of restoring life on Earth. Join!