Single-player games like KingFish
Below are 9 single-player Steam games similar to KingFish, 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 KingFish page.
Ranked picks
- 1

坍塌世界
Single-player alternative to KingFish — playable solo, no multiplayer required. Shares Strategy and Indie with KingFish.
"Collapsing World" is an innovative tower defense game blending deck-building and roguelike mechanics. Recruit unique companions, craft powerful skill decks, and tackle randomized stages. Deep strategy breaks the traditional TD mold—every run is a fresh challenge!
- 2

Gold Gold Adventure Gold
Single-player alternative to KingFish — playable solo, no multiplayer required. Shares Strategy and Indie with KingFish.
In this world, it’s all about the gold! Use it to build up a fantasy town, recruit heroes, give quests, raise a Godbeast, cast powerful spells, and expand your influence—all one gold coin at a time.
- 3

Sunbreak War
Single-player alternative to KingFish — playable solo, no multiplayer required. Shares Action and Strategy with KingFish.
A light Rogue strategy game centered on building and defense. Build your territory, recruit soldiers to fend off enemies. 9 maps, 6 weapons (30 talents), 40 monsters, 30 units/buildings. Plan your pace, control soldiers, choose abilities—enjoy command and strategy.
- 4

Machine Mind
Single-player alternative to KingFish — playable solo, no multiplayer required. Shares Action and Strategy with KingFish.
Machine Mind is an action game in a post-apocalyptic setting with elements of survival and RTS. You will fight, craft modules, build your transport, develop and protect your base. You can control other vehicles to automate operations. Discover all the secrets of the destroyed world!
- 5

Stronghold: Definitive Edition
Single-player alternative to KingFish — playable solo, no multiplayer required. Shares Strategy and Simulation with KingFish.
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.
- 6

Age of Empires II: Definitive Edition
Single-player alternative to KingFish — playable solo, no multiplayer required. Shares Strategy with KingFish.
42 Civilizations, 229 Campaign Missions, Singleplayer, Co-Op, Multiplayer, In-Game Editor, Mods, Cross-play...It is good to be the king.
- 7

The King is Watching
Single-player alternative to KingFish — playable solo, no multiplayer required. Shares Strategy and Indie with KingFish.
The King is Watching is a roguelite kingdom builder. Rule by the power of your royal gaze! Decide between producing resources, training armies, or balancing both, while adapting to unique events every run
- 8

Stronghold HD (2012)
Single-player alternative to KingFish — playable solo, no multiplayer required. Shares Strategy and Simulation with KingFish.
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.
- 9

Salvation Denied
Single-player alternative to KingFish — playable solo, no multiplayer required. Shares Indie and Adventure with KingFish.
Salvation Denied is a chaotic co-op building sim for 1-4 players. Team up to build wild constructions with heavy machinery and crazy tools. Each mission brings a completely new challenge, while physics and disasters push your creation to the limit.