Single-player games like Reactor Tech²
Below are 8 single-player Steam games similar to Reactor Tech², 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 Reactor Tech² page.
Ranked picks
- 1

Mega Fast Food: A Fast Food Simulator Game
Single-player alternative to Reactor Tech² — playable solo, no multiplayer required. Shares Strategy and Indie with Reactor Tech².
Build and manage your own fast food store. Decide how your store will look like, hire the best staff, manage inventory, offer drive-thru, create your own custom food menu. Become the best and most popular fast food store in town!
- 2

Cog Foo
Single-player alternative to Reactor Tech² — playable solo, no multiplayer required. Shares Strategy and Simulation with Reactor Tech².
A battle-laden automation game where you have to manufacture everything from battle units down to every bullet! Engage in battles to gather survivors. Manage and feed your people. Mine, farm and Optimize production lines. Can you lead your people to victory?
- 3

Don’t Touch My Potato!
Single-player alternative to Reactor Tech² — playable solo, no multiplayer required. Shares Strategy and Indie with Reactor Tech².
Grow your farm by day, build your defenses in the evening, and protect the Potatron from zombie and alien attacks at night.
- 4

Timberborn
Single-player alternative to Reactor Tech² — playable solo, no multiplayer required. Shares Strategy and Indie with Reactor Tech².
Humans are long gone. In a world struck by droughts and toxic waste, will your lumberpunk beavers do any better? A sandbox city-building game featuring ingenious animals, vertical architecture, water physics, and terraforming. Contains high amounts of wood.
- 5

Farm Manager 2018
Single-player alternative to Reactor Tech² — playable solo, no multiplayer required. Shares Strategy and Indie with Reactor Tech².
Manage your own farm in the game Farm Manager 2018! To expand your farm business, produce cheap and sell your products in high prices. Control the process of land cultivation, employ the best staff, buy the most appropriate farm equipment, raise livestock and process the harvested crops.
- 6

Rec Center Tycoon - Management Simulator
Single-player alternative to Reactor Tech² — playable solo, no multiplayer required. Shares Strategy and Indie with Reactor Tech².
Design, build and manage a recreation center! Host fitness classes, build swimming pools, arcade & entertainment areas, build event rooms to host parties & much more. With endless customisation, Rec Center Tycoon goes much more in-depth than your average business management simulator.
- 7

InfraSpace
Single-player alternative to Reactor Tech² — playable solo, no multiplayer required. Shares Strategy and Indie with Reactor Tech².
Create an extrasolar efficiency utopia from scratch! In this sci-fi city builder you need to start mining operations, plan production, and lay down transportation routes to ensure a smooth supply chain.
- 8

The Lost Village
Single-player alternative to Reactor Tech² — playable solo, no multiplayer required. Shares Strategy and Indie with Reactor Tech².
Once there was a prosperous village of Martials, now none of it remains. As the son of the former Master, you will lead your followers to rebuild this village. Recruit followers and enter the mysterious illusional domain, acquire lost wonders. Will you see the rebirth of ancestors’ glory again?