Single-player games like ADAPTR
Below are 16 single-player Steam games similar to ADAPTR, 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 ADAPTR page.
Ranked picks
- 1
Gravity
Single-player alternative to ADAPTR — playable solo, no multiplayer required. Shares Strategy and Simulation with ADAPTR.
Test your problem solving skills and creativity in over 80 physics-based puzzles. Hours of fun for the completionist with challenges for every level and over 30 unlockables!
- 2
Space Engineers
Single-player alternative to ADAPTR — playable solo, no multiplayer required. Shares Strategy and Indie with ADAPTR.
Space Engineers is a sandbox engineering game where you design and build ships, stations, and planetary bases in a fully destructible environment. Explore planets and space, mine resources, survive hazards, and engage in combat alone or with friends in Creative or Survival modes.
- 3
Hardspace: Shipbreaker
Single-player alternative to ADAPTR — playable solo, no multiplayer required. Shares Simulation with ADAPTR.
Equipped with cutting-edge salvaging tech, carve & slice spaceships to recover valuable materials. Upgrade your gear to take on more lucrative contracts and pay your billion credits debt to LYNX Corp!
- 4
shapez 2 - Factory
Single-player alternative to ADAPTR — playable solo, no multiplayer required. Shares Strategy and Indie with ADAPTR.
Dive into a factory-building game with the focus on just that – building huge space factories! Design sprawling multi-level factories and satisfying production lines without limits. Tackle progressively challenging automation goals at your own pace, without the threat of enemies.
- 5
StarMade
Single-player alternative to ADAPTR — playable solo, no multiplayer required. Shares Strategy and Indie with ADAPTR.
The ultimate space sandbox. Participate in epic fleet battles, form alliances, strive to dominate entire galaxies and harness the universe’s resources for your industrious empire or the destruction of others. Customise your experience, the universe is yours!
- 6
ABRISS - build to destroy
Single-player alternative to ADAPTR — playable solo, no multiplayer required. Shares Strategy and Indie with ADAPTR.
ABRISS is an atmospheric physics-destruction building game.Build structures from parts to let them crash into your targets. Unlock new parts, destroy more, witness entropy at its worst in digital-brutalist cityscapes. Build to destroy.
- 7
Captain Forever Trilogy
Single-player alternative to ADAPTR — playable solo, no multiplayer required. Shares Strategy with ADAPTR.
Millions of players worldwide have flown, built, and fought their way through Captain Forever. CF Trilogy brings Captains Forever, Successor, and Impostor to Steam with a beautiful new renderer, new modules, and a reimagined world written by acclaimed novelist Cassandra Khaw.
- 8
Final Factory
Single-player alternative to ADAPTR — playable solo, no multiplayer required. Shares Strategy and Simulation with ADAPTR.
Final Factory blends factory building, spaceship design, and a rich universe to explore. Build a mega factory and command a massive fleet against the hostile local aliens. Discover new technologies and unlock the secrets of an ancient civilization as you explore an infinite cosmos.
- 9
FortressCraft Evolved!
Single-player alternative to ADAPTR — playable solo, no multiplayer required. Shares Strategy and Indie with ADAPTR.
FortressCraft Evolved is a unique blend of Voxel Landscapes, Tower Defense, Crafting, Logistics, Exploration, Combat and Assembly lines. Players begin by crash-landing on a strange alien world, left with only a small handful of starting machines.
- 10
Ampu-Tea
Single-player alternative to ADAPTR — playable solo, no multiplayer required. Shares Indie and Simulation with ADAPTR.
The surgeon-simulator inspired Tea-making game is now available on Steam! Using the latest KS-001 Robo-Arm, you must practise making various types of tea.
- 11
Gnomancer
Single-player alternative to ADAPTR — playable solo, no multiplayer required. Shares Indie with ADAPTR.
DjArcas' Twin Stick Shooter for up to 4 players - Pikmin meets Gauntlet. Advance your character, get epic loot, raise a gnome army!
- 12
Steam Heroes
Single-player alternative to ADAPTR — playable solo, no multiplayer required. Shares Indie with ADAPTR.
Help three brave adventurers on their quest to stop the diabolical Baron Von Smog’s plot to conquer Steam Land. However, there is an army of evil minions that stand in your way. Challenge yourself in this new puzzle strategy game; includes 12 action-packed stages, a full soundtrack, competitive online play, all in stunning 720p HD...
- 13
Storm Area 51: September 20th 2019
Single-player alternative to ADAPTR — playable solo, no multiplayer required. Shares Strategy and Simulation with ADAPTR.
Survive the epic raid on Area 51 and rescue the aliens from the military compound using classic stealth mechanics and cover.
- 14
PacketStorm
Single-player alternative to ADAPTR — playable solo, no multiplayer required. Shares Strategy and Indie with ADAPTR.
In PacketStorm, you play an AI developing a new Internet Service Provider. Each game takes place over a few second of game-time, but potentially many hours of realtime. Buy up routers, upgrade cable networks and deal with packet jams as you earn money to research new and better upgrades.
- 15
FortressCraft : Chapter 1
Single-player alternative to ADAPTR — playable solo, no multiplayer required. Shares Indie with ADAPTR.
FortressCraft : Chapter 1 Anniversary Edition is the PC-update to the world's first and best Creative-focussed Voxel block builder.
- 16
Mothership Forever
Single-player alternative to ADAPTR — playable solo, no multiplayer required. Shares Strategy and Indie with ADAPTR.
Fight against an ever-evolving threat in this skill-based twinstick shooter 14 years in the making.