Single-player games like Boxes Inc.
Below are 11 single-player Steam games similar to Boxes Inc., 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 Boxes Inc. page.
Ranked picks
- 1

Going Medieval
Single-player alternative to Boxes Inc. — playable solo, no multiplayer required. Shares Strategy and Simulation with Boxes Inc..
Build and manage your own castle settlement in a land reclaimed by wilderness. With detailed management, survival strategy, and a moddable sandbox world, Going Medieval challenges you to build the mightiest colony this side of the apocalypse.
- 2

Dead in Antares
Single-player alternative to Boxes Inc. — playable solo, no multiplayer required. Shares Strategy and Simulation with Boxes Inc..
Dead in Antares is a turn-based survival management game with RPG elements, set on an alien planet. Lead a crew of survivors sent on a mission to save humanity. Manage their needs, strengthen their teamwork, and explore this mysterious world to find a way back home.
- 3

Papers, Please
Single-player alternative to Boxes Inc. — playable solo, no multiplayer required.
Congratulations. The October labor lottery is complete. Your name was pulled. For immediate placement, report to the Ministry of Admission at Grestin Border Checkpoint. An apartment will be provided for you and your family in East Grestin. Expect a Class-8 dwelling.
- 4

RAILGRADE
Single-player alternative to Boxes Inc. — playable solo, no multiplayer required. Shares Strategy and Simulation with Boxes Inc..
RAILGRADE is the train RTS game! Construct dense vertical railroads, build cities, construct vast factory chains with train automation! Restore an off world colony's economy all in the intense story driven campaign or relaxing sandbox mode!
- 5

Reus
Single-player alternative to Boxes Inc. — playable solo, no multiplayer required. Shares Strategy and Simulation with Boxes Inc..
In Reus, you control powerful giants to shape the planet to your will. You can create mountains, oceans, forests and more. Enrich your planet with plants, minerals and animal life. There is only one thing on the planet that you do not control: mankind, with all their virtues and and all their vices.
- 6

The Escapists
Single-player alternative to Boxes Inc. — playable solo, no multiplayer required. Shares Strategy with Boxes Inc..
The Escapists provides players the opportunity of experiencing a light-hearted insight into everyday prison life with the main objective being that of escaping!
- 7

Door Kickers
Single-player alternative to Boxes Inc. — playable solo, no multiplayer required. Shares Strategy and Simulation with Boxes Inc..
Door Kickers is an innovative realtime strategy game that puts you in charge of a SWAT team and lets you command them during a tactical intervention.
- 8

The Talos Principle
Single-player alternative to Boxes Inc. — playable solo, no multiplayer required.
The Talos Principle is a first-person puzzle game in the tradition of philosophical science fiction. Made by Croteam and written by Tom Jubert (FTL, The Swapper) and Jonas Kyratzes (The Sea Will Claim Everything).
- 9

Restaurats
Single-player alternative to Boxes Inc. — playable solo, no multiplayer required. Shares Strategy and Simulation with Boxes Inc..
Lead a medieval restaurant with a team of rats like you! Cook the food, throw it at the guests, wipe the drinks under the skeletons! Become a legendary rat chef, proving to orcs and vampires that the most delicious bloody meat is served in your restaurant!
- 10

Black Baron
Single-player alternative to Boxes Inc. — playable solo, no multiplayer required. Shares Strategy with Boxes Inc..
Black Baron. Immerse in the wild atmosphere of flying pieces of shattered planet, where three civilizations are roaming the skies by flying boats: reptiles, easterners and rebellious toasters. Fight in the air and in the taverns. Breach enemy hull and make your revengeful way to Baron.
- 11

BORIS THE ROCKET 🚀
Single-player alternative to Boxes Inc. — playable solo, no multiplayer required. Shares Simulation with Boxes Inc..
As a moustached soviet nuclear missile operator, you’re the last frontier of your motherland’s defense. Survive a freezing Siberian winter, untangle nasty bear intrigues and adapt to always changing environment in this cold war simulator.