IMHO.

Games like Undefined 339

If Undefined 339 is your kind of game, the closest matches are SurvivalEXtreme, Maseylia : Echoes of the Past and Lucent Bounds — 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 Undefined 339: Undefined 339 is a TPS Action Adventure game with a Robotics Science Fiction theme. A robot, powered by a human heart, tries to escape its endless dream by climbing upwards.

ActionIndieAdventureWindowsby Seydanoglu Production
Undefined 339 — Steam game cover

Players who liked Undefined 339 also play

Steam players who put hours into Undefined 339 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. SurvivalEXtreme

    WHY THIS

    Top pick for Undefined 339 fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Undefined 339.

    Enter a world devastated by the 2050 apocalypse. Fifty years later, humanity has returned… The war to reclaim Earth has begun, and only the bravest will be able to face the demons that now rule it. The world has fallen. Now it's your turn to rise.

    2023ActionIndieMassively Multiplayer34.99 USDSteam ↗
  2. Maseylia : Echoes of the Past

    WHY THIS

    Second-strongest match for Undefined 339 fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Undefined 339.

    Explore a fully interconnected 3D world where every new ability dramatically expands your freedom. A true non-linear Metroidvania with breathtaking movement, atmospheric sci-fi beauty, and deep environmental storytelling.

    2026IndieAdventure13.59 USDSteam ↗
  3. Lucent Bounds

    WHY THIS

    Third-strongest match for Undefined 339 fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Undefined 339.

    Lucent Bounds is a short and challenging 3D platformer. Make your way through an alien ocean planet by jumping, dashing, slamming, gliding, and swinging about. Avoid hazards, collect treasures, and challenge yourself in speed runs.

    2021IndieAdventure1.99 USDSteam ↗
  4. Omega

    WHY THIS

    Ranked #4 for Undefined 339 fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Undefined 339.

    A difficult precision platformer set in a surreal world. Overcome challenging environments with extreme jumps and overwhelming obstacles as you face a constant challenge on your way to the summit. Are you ready for the challenge?

    2025IndieAdventureCasual4.99 USDSteam ↗
  5. Tomb Raider IV-VI Remastered

    WHY THIS

    Ranked #5 for Undefined 339 fans by collaborative filtering across millions of Steam libraries. Shares Action and Adventure with Undefined 339.

    Her legacy lives on! Play the next series of Tomb Raider adventures in this remastered collection of Lara Croft's darkest adventures.

    2025ActionAdventure29.99 USDDeck VerifiedSteam ↗
  6. Star Wars Outlaws

    WHY THIS

    Ranked #6 for Undefined 339 fans by collaborative filtering across millions of Steam libraries. Shares Action and Adventure with Undefined 339.

    Experience the first-ever open world Star Wars™ game and explore distinct locations across the galaxy, both iconic and new. Risk it all as scoundrel Kay Vess, seeking freedom and the means to start a new life.

    2024ActionAdventure17.49 USDSteam ↗
  7. PRAGMATA

    WHY THIS

    Ranked #7 for Undefined 339 fans by collaborative filtering across millions of Steam libraries. Shares Action and Adventure with Undefined 339.

    Pragmata is a unique, sci-fi action-adventure game from Capcom. Follow Hugh, a member of an ill-fated investigation team, and Diana, a young android, as they navigate a lunar facility taken over by rogue AI in search of a way to Earth.

    2026ActionAdventure59.99 USDDeck VerifiedSteam ↗
  8. Almost There: The Platformer

    WHY THIS

    Ranked #8 for Undefined 339 fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Undefined 339.

    Sprint between saw blades while dodging homing missiles. Duck under lasers while the floor crumbles beneath you. Almost There was designed specifically for fans of the hardcore platforming genre - you've been warned.

    2019ActionStrategyIndie9.99 USDDeck VerifiedSteam ↗

Free alternatives

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

  1. Life is Strange - Episode 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Adventure with Undefined 339.

    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 ↗
  2. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Undefined 339.

    Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!

    2018ActionIndieFree To PlayFreeSteam ↗
  3. ENA: Dream BBQ

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Undefined 339.

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

    2025IndieAdventureFreeDeck VerifiedSteam ↗
  4. Indigo Park: Chapter 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Undefined 339.

    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 ↗
  5. STRAFTAT

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Undefined 339.

    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 ↗
  6. The Expendabros

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Undefined 339.

    The Expendabros have assembled and set their sights on the forces of ruthless arms dealer Conrad Stonebanks in the forests of Eastern Europe.

    2014ActionIndieAdventureFreeDeck VerifiedSteam ↗
  7. UNBEATABLE [white label]

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Undefined 339.

    A young girl learns a song. An exclusive side-story set in the world of D-CELL GAMES' upcoming rhythm-adventure.

    2021ActionIndieAdventureFreeDeck PlayableSteam ↗
  8. Star Fetchers

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Undefined 339.

    The introduction to a wild ride with gangsters and deep state conspiracy theories

    2020ActionIndieAdventureFreeDeck 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. Tomb Raider IV-VI Remastered

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Action and Adventure with Undefined 339.

    Her legacy lives on! Play the next series of Tomb Raider adventures in this remastered collection of Lara Croft's darkest adventures.

    2025ActionAdventure29.99 USDDeck VerifiedSteam ↗
  2. PRAGMATA

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Action and Adventure with Undefined 339.

    Pragmata is a unique, sci-fi action-adventure game from Capcom. Follow Hugh, a member of an ill-fated investigation team, and Diana, a young android, as they navigate a lunar facility taken over by rogue AI in search of a way to Earth.

    2026ActionAdventure59.99 USDDeck VerifiedSteam ↗
  3. Almost There: The Platformer

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Action and Indie with Undefined 339.

    Sprint between saw blades while dodging homing missiles. Duck under lasers while the floor crumbles beneath you. Almost There was designed specifically for fans of the hardcore platforming genre - you've been warned.

    2019ActionStrategyIndie9.99 USDDeck VerifiedSteam ↗

Frequently asked about Undefined 339

What games are most similar to Undefined 339?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Undefined 339 are SurvivalEXtreme, Maseylia : Echoes of the Past, Lucent Bounds.
Who developed Undefined 339?
Undefined 339 was developed by Seydanoglu Production.

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 Undefined 339.

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