Single-player games like Drill Deal: Borehole (Alpha)
Below are 15 single-player Steam games similar to Drill Deal: Borehole (Alpha), 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 Drill Deal: Borehole (Alpha) page.
Ranked picks
- 1

SimAirport
Single-player alternative to Drill Deal: Borehole (Alpha) — playable solo, no multiplayer required. Shares Indie with Drill Deal: Borehole (Alpha).
Build & Manage Your Airport. An International Hub or a Regional Masterpiece -- it's up to you. Buy more land to scale out, or escalators to scale up with MULTIPLE FLOORS. You're in full control in this modern business management tycoon!
- 2

Prison Architect
Single-player alternative to Drill Deal: Borehole (Alpha) — playable solo, no multiplayer required. Shares Indie with Drill Deal: Borehole (Alpha).
Only the world’s most ruthless Warden can contain the world’s most ruthless inmates. Design and develop your personalized penitentiary in Prison Architect.
- 3

Kingdoms Reborn
Single-player alternative to Drill Deal: Borehole (Alpha) — playable solo, no multiplayer required. Shares Indie with Drill Deal: Borehole (Alpha).
A city builder with simulated citizens, set in a procedurally-generated world map. Grow your kingdom through the eras from a tiny medieval hamlet into a prosperous global empire! Cooperate or compete in real-time with your friends in multiplayer mode.
- 4

Foundation
Single-player alternative to Drill Deal: Borehole (Alpha) — playable solo, no multiplayer required. Shares Indie with Drill Deal: Borehole (Alpha).
Foundation is a grid-less, laidback medieval city-building game with a focus on organic development, monument construction and resource management.
- 5

Endzone - A World Apart
Single-player alternative to Drill Deal: Borehole (Alpha) — playable solo, no multiplayer required. Shares Indie with Drill Deal: Borehole (Alpha).
Endzone is a post-apocalyptic survival city builder, where you start a new civilization with a group of people after an ecological disaster. Build them a new home and ensure their survival in a shattered world, threatened by constant radiation, toxic rain, sandstorms and droughts.
- 6

Frostpunk
Single-player alternative to Drill Deal: Borehole (Alpha) — playable solo, no multiplayer required.
Frostpunk is the first society survival game. As the ruler of the last city on Earth, it is your duty to manage both its citizens and infrastructure. What decisions will you make to ensure your society's survival? What will you do when pushed to breaking point? Who will you become in the process?
- 7

Cities: Skylines
Single-player alternative to Drill Deal: Borehole (Alpha) — playable solo, no multiplayer required.
Cities: Skylines is a modern take on the classic city simulation. The game introduces new game play elements to realize the thrill and hardships of creating and maintaining a real city whilst expanding on some well-established tropes of the city building experience.
- 8

STATIONflow
Single-player alternative to Drill Deal: Borehole (Alpha) — playable solo, no multiplayer required.
STATIONflow is a game about controlling the flow of thousands of passengers by building and managing an efficient underground train station.
- 9

Oxygen Not Included
Single-player alternative to Drill Deal: Borehole (Alpha) — playable solo, no multiplayer required. Shares Indie with Drill Deal: Borehole (Alpha).
Oxygen Not Included is a space-colony simulation game. Deep inside an alien space rock your industrious crew will need to master science, overcome strange new lifeforms, and harness incredible space tech to survive, and possibly, thrive.
- 10

Gatewalkers
Single-player alternative to Drill Deal: Borehole (Alpha) — playable solo, no multiplayer required. Shares Indie with Drill Deal: Borehole (Alpha).
Gatewalkers is a unique mixture of co-op game, survival and RPG. You, as a Gatewalkers, travel across different worlds in order to save your own. Explore procedurally generated worlds, face hostile inhabitants and challenges like extreme weather conditions, toxic atmosphere, lack of water and more.
- 11

Climber: Sky is the Limit
Single-player alternative to Drill Deal: Borehole (Alpha) — playable solo, no multiplayer required.
Climber: Sky is the Limit is a mountain walking simulator game where you become a winter climber. To succeed you need to plan the trip, prepare appropriate equipment, face extreme weather conditions and survive. Only the sky is the limit!
- 12

Ancient Farm
Single-player alternative to Drill Deal: Borehole (Alpha) — playable solo, no multiplayer required.
Plow, plant, water, and harvest as you build your ancient Egyptian farm from the ground up. Begin with nothing and unlock workshops, production buildings, and temples through your own hard work.
- 13

Pirate Commander
Single-player alternative to Drill Deal: Borehole (Alpha) — playable solo, no multiplayer required.
Pirate Commander is survival/strategy game. You will have to take care of the crew and their physical and mental health, food, drinking water, medicine, weapons and ammunition. Find treasures, fight enemies from different factions and terrifying sea monsters.
- 14

Climber: Sky is the Limit - Free Trial
Single-player alternative to Drill Deal: Borehole (Alpha) — playable solo, no multiplayer required.
Climber: Sky is the Limit is a unique survival and simulation game where you become winter climber. To succeed you need to plan the trip, prepare appropriate equipment, face extreme weather conditions and survive. Only the sky is the limit!
- 15

Bushcraft Simulator
Single-player alternative to Drill Deal: Borehole (Alpha) — playable solo, no multiplayer required. Shares Indie with Drill Deal: Borehole (Alpha).
Stranded in the wild with only your skills and wits, gather resources, craft tools, and build shelters to endure a hostile environment. Alone or with friends, battle the elements, hunt for survival, and push your bushcraft prowess to its limits.