IMHO.

Games like Project Solar

If Project Solar is your kind of game, the closest matches are Hela: of Mice & Magic, Life of Pepe and Wreckin' Ball Adventure — picked from the ranked list below. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.

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About Project Solar: Project Solar is an open-world puzzle adventure with online and couch co-op. You and a friend control two robots with different abilities, sent ahead of humanity to colonize a new planet. Explore a vast world, overcome obstacles together, and uncover missing clues vital to humanity’s survival.

IndieAdventureCasualWindowsby Imperial Playgrounds
Project Solar — Steam game cover

Players who liked Project Solar also play

Steam players who put hours into Project Solar also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.

  1. Hela: of Mice & Magic

    WHY THIS

    Top pick for Project Solar fans by collaborative filtering across millions of Steam libraries. Shares Adventure with Project Solar.

    See the world through the eyes of a brave little mouse in this enchanting 3D co-op adventure. Explore breathtaking landscapes inspired by Northern Sweden, solve puzzles, and be a force for good in a land where heartwarming storytelling and the beauty of nature intertwine.

    2026ActionAdventureSteam ↗
  2. Life of Pepe

    WHY THIS

    Second-strongest match for Project Solar fans by collaborative filtering across millions of Steam libraries. Shares Adventure with Project Solar.

    Explore, craft, and fight in this minimalist survival game. Play alone or with a friend!

    2022AdventureRPG7.99 USDSteam ↗
  3. Wreckin' Ball Adventure

    WHY THIS

    Third-strongest match for Project Solar fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Project Solar.

    You are a ball - a Wreckin’ Ball - Roll, jump, swing and wreck your way to freedom! Wreckin’ Ball Adventure is a solo & local co-op (up to 4 players) platformer, with ball-shaped robots, physics-based puzzles, and 60 challenging levels!

    2019IndieAdventureCasual4.99 USDSteam ↗
  4. Two Against the Legion

    WHY THIS

    Ranked #4 for Project Solar fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Project Solar.

    One PC. Two players. Two perspectives of view. And many puzzles that can be solved only by working together. Defeat the rebellious robots and find out what happened at the nuclear plant in Two against the Legion. Play online with Steam Remote Play!

    2022ActionIndieAdventureFreeDeck PlayableSteam ↗
  5. Wobbly Life

    WHY THIS

    Ranked #5 for Project Solar fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Project Solar.

    Wobbly Life is a vibrant open-world physics sandbox. Play with your friends online or in local co-op, with exciting jobs, mini games and wacky story missions. Earn cash to spend in the world on clothes, vehicles and houses. There is a whole Wobbly World out there to explore!

    2025ActionIndieAdventure24.99 USDDeck VerifiedSteam ↗
  6. Tiny Lands 2

    WHY THIS

    Ranked #6 for Project Solar fans by collaborative filtering across millions of Steam libraries. Shares Indie and Casual with Project Solar.

    Take your perception into a new dimension with the relaxing sense of photorealistic miniature scenes in Tiny Lands 2. Find the differences and stories by exploring handcrafted 3D dioramas. Can you find them all?

    2025IndieCasual9.99 USDDeck VerifiedSteam ↗
  7. Biped 2

    WHY THIS

    Ranked #7 for Project Solar fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Project Solar.

    Biped 2 is a coop action adventure game with a strong focus on moment-to-moment collaboration alone or between 2 or 4 players.

    2025ActionStrategyIndie19.99 USDDeck VerifiedSteam ↗
  8. Bang-On Balls: Chronicles

    WHY THIS

    Ranked #8 for Project Solar fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Project Solar.

    A quirky, absolutely content-packed, destructible open-world sandbox adventure with combat, platforming, character customization, and collect-a-thon scavenger hunt experience. Play solo, 2-player split screen, or online co-op for up to 4 players. No paid cosmetic DLC nonsense.

    2023ActionIndieAdventure24.99 USDDeck VerifiedSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Doki Doki Literature Club!

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Casual with Project Solar.

    The Literature Club is full of cute girls! Will you write the way into their heart? This game is not suitable for children or those who are easily disturbed.

    2017IndieFree To PlayCasualFreeDeck PlayableSteam ↗
  2. Life is Strange - Episode 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Adventure with Project Solar.

    Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.

    2015ActionAdventureFreeDeck PlayableSteam ↗
  3. Helltaker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Project Solar.

    Helltaker is a short game about sharply dressed demon girls.

    2020IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  4. Bongo Cat

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Project Solar.

    Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?

    2025IndieSimulationMassively MultiplayerFreeDeck PlayableSteam ↗
  5. ENA: Dream BBQ

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Project Solar.

    Experience surreal environments and inexplicable characters as ENA in a new wild world.

    2025IndieAdventureFreeDeck VerifiedSteam ↗
  6. Indigo Park: Chapter 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Project Solar.

    Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.

    2024ActionIndieAdventureFreeDeck PlayableSteam ↗
  7. STRAFTAT

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    STRAFTAT is a 1v1/2v2 ONLINE first person SHOOTER with quick rounds in over 350 MAPS ; Including all WEAPONS, proximity chat and 4 players FFA.

    2024ActionFreeDeck PlayableSteam ↗
  8. The Looker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Project Solar.

    You wake up, alone, on a strangely familiar island full of puzzles that will frustrate and annoy you.

    2022IndieFreeDeck PlayableSteam ↗

Plays great on Steam Deck

Valve-Verified or Playable picks from the similar pool — ready to go on Deck out of the box.

  1. Wobbly Life

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Indie and Adventure with Project Solar.

    Wobbly Life is a vibrant open-world physics sandbox. Play with your friends online or in local co-op, with exciting jobs, mini games and wacky story missions. Earn cash to spend in the world on clothes, vehicles and houses. There is a whole Wobbly World out there to explore!

    2025ActionIndieAdventure24.99 USDDeck VerifiedSteam ↗
  2. Tiny Lands 2

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Indie and Casual with Project Solar.

    Take your perception into a new dimension with the relaxing sense of photorealistic miniature scenes in Tiny Lands 2. Find the differences and stories by exploring handcrafted 3D dioramas. Can you find them all?

    2025IndieCasual9.99 USDDeck VerifiedSteam ↗
  3. Biped 2

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Indie and Adventure with Project Solar.

    Biped 2 is a coop action adventure game with a strong focus on moment-to-moment collaboration alone or between 2 or 4 players.

    2025ActionStrategyIndie19.99 USDDeck VerifiedSteam ↗
  4. Bang-On Balls: Chronicles

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Indie and Adventure with Project Solar.

    A quirky, absolutely content-packed, destructible open-world sandbox adventure with combat, platforming, character customization, and collect-a-thon scavenger hunt experience. Play solo, 2-player split screen, or online co-op for up to 4 players. No paid cosmetic DLC nonsense.

    2023ActionIndieAdventure24.99 USDDeck VerifiedSteam ↗

Frequently asked about Project Solar

Does Project Solar have multiplayer or co-op?
Yes — Project Solar supports multi-player play according to its Steam store listing (Multi-player, Online Co-op, Shared/Split Screen Co-op).
What games are most similar to Project Solar?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Project Solar are Hela: of Mice & Magic, Life of Pepe, Wreckin' Ball Adventure.
Who developed Project Solar?
Project Solar was developed by Imperial Playgrounds.

imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Project Solar.

For library-aware picks tuned to your specific taste, sign in with Steam on the home page.

20 Games Like Project Solar — Ranked for 2026 · imho.run