Single-player games like Scrapnaut: Prologue
Below are 8 single-player Steam games similar to Scrapnaut: Prologue, 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 Scrapnaut: Prologue page.
Ranked picks
- 1

Scrapnaut
Single-player alternative to Scrapnaut: Prologue — playable solo, no multiplayer required. Shares Indie with Scrapnaut: Prologue.
Scrapnaut is a co-op & singleplayer top-down, base building survival game with steampunk elements. Explore an open world with different biomes, take care of oxygen, manage your farms, generate electricity, build your home and much more!
- 2

ARK: Survival Evolved
Single-player alternative to Scrapnaut: Prologue — playable solo, no multiplayer required. Shares Indie and Adventure with Scrapnaut: Prologue.
Stranded on the shores of a mysterious island, you must learn to survive. Use your cunning to kill or tame the primeval creatures roaming the land, and encounter other players to survive, dominate... and escape!
- 3

Crashlands
Single-player alternative to Scrapnaut: Prologue — playable solo, no multiplayer required. Shares Indie and Adventure with Scrapnaut: Prologue.
Fight and tame alien beasts, craft resources into menacing weaponry, befriend the outlandish locals, and go toe-to-chin with a world-domineering maniac.
- 4

Valheim
Single-player alternative to Scrapnaut: Prologue — playable solo, no multiplayer required. Shares Indie and Adventure with Scrapnaut: Prologue.
A collaborative exploration and survival game for 1-10 players, set in a procedurally generated afterlife inspired by Viking culture. Battle, build, and conquer your way to a saga worthy of Odin’s patronage!
- 5

Satisfactory
Single-player alternative to Scrapnaut: Prologue — playable solo, no multiplayer required. Shares Indie and Adventure with Scrapnaut: Prologue.
Satisfactory is a first-person open-world factory building game with a dash of exploration and combat. Play alone or with friends, explore an alien planet, create multi-story factories, and enter conveyor belt heaven!
- 6

Crashlands 2
Single-player alternative to Scrapnaut: Prologue — playable solo, no multiplayer required. Shares Indie and Adventure with Scrapnaut: Prologue.
Slap your way across a vibrant world where interstellar friendships are the key to your survival. Befriend eccentric aliens, craft bizarre weaponry, and stick it to the man in this sequel to the award-winning Action RPG Crashlands.
- 7

Raft
Single-player alternative to Scrapnaut: Prologue — playable solo, no multiplayer required. Shares Indie and Adventure with Scrapnaut: Prologue.
Raft™ throws you and your friends into an epic oceanic adventure! Alone or together, players battle to survive a perilous voyage across a vast sea! Gather debris, scavenge reefs and build your own floating home, but be wary of the man-eating sharks!
- 8

Voidtrain
Single-player alternative to Scrapnaut: Prologue — playable solo, no multiplayer required. Shares Indie and Adventure with Scrapnaut: Prologue.
Become a crew member of an Interdimensional Express Train! Discover a new world full of mysterious creatures, enemies and places. Upgrade and customize your train, gather new materials and build better weapons. Play solo or online сo-op with up to 4 people.