Single-player games like Hardcube 2
Below are 9 single-player Steam games similar to Hardcube 2, 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 Hardcube 2 page.
Ranked picks
- 1
Loophole: The Prison Break
Single-player alternative to Hardcube 2 — playable solo, no multiplayer required. Shares Indie and Casual with Hardcube 2.
Break out of prison with your past selves. In this top-down 3D puzzle-platformer, record your actions, reset the loop, and coordinate with your clones to solve impossible escape puzzles.
- 2
Tumble Egg
Single-player alternative to Hardcube 2 — playable solo, no multiplayer required. Shares Adventure and Casual with Hardcube 2.
A colorful physics-based 3D ball platformer where you play as an egg. Traverse levels across the four seasons and discover new creatures, exciting mechanics, and charming aesthetics. Collect challenging coins and speedrun levels to test your skills.
- 3
LIGHTPUNK: Law of Inertia
Single-player alternative to Hardcube 2 — playable solo, no multiplayer required. Shares Indie and Adventure with Hardcube 2.
Forced to abandon Inertium, Barnicle Strass returns to Quark Corp to salvage his legacy. But inside this heavy steampunk facility, a different reality awaits. As the sole carbon lifeform among light entities, he must navigate the machinery. Inside these walls, LIGHT IS ALL THAT'S LEFT.
- 4
Cupig's Key Collectathon
Single-player alternative to Hardcube 2 — playable solo, no multiplayer required. Shares Indie and Adventure with Hardcube 2.
Be fast. Be precise. Collect all the keys and make Cupig rich! If you fall the timer does not restart, so if you want to beat records you have to be nifty! Cupig's Key Collectathon is fast!
- 5
Coupling
Single-player alternative to Hardcube 2 — playable solo, no multiplayer required. Shares Indie and Casual with Hardcube 2.
Coupling is an abstract style puzzle game where the only thing you can do is move around.
- 6
O.W.L Projekt 2
Single-player alternative to Hardcube 2 — playable solo, no multiplayer required. Shares Indie and Adventure with Hardcube 2.
Explore O.W.L Projekt 2 with Elysion in a renewed world, facing even more complex challenges, fast enemies, and new mechanics like portals of different colors. Use the Sanctum Staff to overcome traps and escape the Watchers in an exciting adventure.
- 7
Super Marble Brothers
Single-player alternative to Hardcube 2 — playable solo, no multiplayer required. Shares Indie and Adventure with Hardcube 2.
Precision 3D platform game with cooperative or single player challenges above the clouds.
- 8
Chef Buba
Single-player alternative to Hardcube 2 — playable solo, no multiplayer required. Shares Indie and Adventure with Hardcube 2.
Recover the lost recipes of Minas Gerais cuisine in a world transformed by "The Defragmentation"! Explore charming 3D dioramas, solve logic puzzles, and help Chef Buba overcome creative challenges in this 360° sokoban adventure.
- 9
Paranormal Records
Single-player alternative to Hardcube 2 — playable solo, no multiplayer required. Shares Indie with Hardcube 2.
Paranormal Records is a story-driven psychological horror game. A unique storytelling experience from the perspective of a video camera. Feel like the host of a TV show about the paranormal and go to an abandoned psychiatric hospital.