Single-player games like The Endless Mission
Below are 10 single-player Steam games similar to The Endless Mission, 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 The Endless Mission page.
Ranked picks
- 1

The Magic Circle
Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie and Adventure with The Endless Mission.
In this darkly comedic story, you are the hero of an unfinished fantasy game, and your designers have failed you. Steal the power of a game god - trap their creations, swap behaviors and body parts, crafting your own unique solutions to free-form puzzles. Can you release a game ...from the inside?
- 2

Grey Hack
Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie and Early Access with The Endless Mission.
Grey Hack is a massively multiplayer hacking simulator game. You're a hacker with full freedom to act as you wish on a vast network of procedurally generated computers.
- 3

Logic World
Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie and Early Access with The Endless Mission.
Invent a new computer! Logic World is a first-person sandbox simulation game that's all about digital logic. Play alone or with friends, design unique machines, build up layers of complexity, and experience the joy of circuits!
- 4

RPG World - Action RPG Maker
Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie and Adventure with The Endless Mission.
RPG World – THE Action RPG Maker! Unleash your imagination with RPG World and create, share and play amazing 3D games with our growing community. Claim glory and treasure as you conquer magical worlds, alone or as a team. No coding required!
- 5

Modbox
Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie and Adventure with The Endless Mission.
Modbox is a multiplayer game creation sandbox for Desktop+VR
- 6

World Wide Hack
Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie and Adventure with The Endless Mission.
Reveal company secrets while hacking and exploring their quantum simulation networks. Fights for control with other players, coop with your faction, gather best tools, build most secure servers, write scripts and webs, or choose to be solo hacker who makes the right choices to change the world.
- 7

Kerbal Space Program
Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie with The Endless Mission.
In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics.
- 8

Total Miner
Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie and Adventure with The Endless Mission.
Total Miner is an open world voxel sandbox game. It is primarily designed for creative RPG game builders, but also has two action/adventure style game modes where you can just jump in and play.
- 9

Never Alone (Kisima Ingitchuna)
Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie and Adventure with The Endless Mission.
Experience the epic journey of Nuna and Fox as they search for the source of an eternal blizzard that threatens the survival of everything they have ever known.
- 10

Beyond Blue
Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie and Adventure with The Endless Mission.
Beyond Blue is a single-player narrative adventure that takes you deep into our planet’s beating blue heart. Explore the awesome wonder and unbounded mystery that exists within the world’s ocean.