IMHO.

Games like String Theory

Below are 13 hand-picked alternatives to String Theory for fans of action, strategy, indie, ranked by imho.run's hybrid recommender. Each pick is scored on three signals: collaborative filtering across millions of Steam libraries (which players who logged hours in String Theory also play), content overlap on genres, categories, and storefront tags, and review-mined "vibe" embeddings that catch tonal similarity even when the genre label differs. Sections below cover closest matches, reviewer cross-mentions, cheaper alternatives. No login required — these picks work anchor-only.

About String Theory: This is a music game where players can practice rhythm skills. Players will practice some basic music structures, and the music will be transformed into attack skills to defeat different enemies.

2025ActionStrategyIndieSimulationRPGCasual13.99 USDWindowsby ZHANGHAILONG
String Theory — Steam game cover

Players who liked String Theory also play

Ranked by collaborative filtering across millions of Steam libraries plus content overlap on genres, tags, and developers.

  1. 1
    MULTIVERSAL TIME SURVIVORS — Steam game cover

    MULTIVERSAL TIME SURVIVORS

    Top pick for String Theory fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with String Theory.

    Classic Spin on Survivors Genre. Choose one among many characters and Travel though multimple dimensions battling foes.

    2024ActionStrategyAdventure3.99 USDSteam ↗
  2. 2
    Realm of oblivion(soul like) — Steam game cover

    Realm of oblivion(soul like)

    Second-strongest match for String Theory fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with String Theory.

    《BLACK MYTH SHIKONG》is an action game similar to the Galactic Castlevania.Players will take on the role of a somewhat mediocre and decadent young girl, battling the Devourer in a vast world that combines magic and modern civilization.

    2024ActionIndieAdventure6.99 USDSteam ↗
  3. 3
    Mulite Sword Man — Steam game cover

    Mulite Sword Man

    Third-strongest match for String Theory fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with String Theory.

    MULITE is a light action role-playing game that focuses on the collocating of operation and gameplay. The game provides a lot of equipment and skills. Based on the retro action role-playing game mechanism and combined with the Rogue-lite elements, this game abandons the traditional RPG lengthy dialogues and boring tasks, enabling players...

    2019ActionStrategyIndie3.99 USDSteam ↗
  4. 4
    SWORD HERO — Steam game cover

    SWORD HERO

    Ranked #4 for String Theory fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with String Theory.

    An immersive fantasy survival game A thrilling adventure A powerful flying sword A bunch of skills with different functions Kill all evil

    2023ActionStrategyIndie1.99 USDSteam ↗
  5. 5
    Devil Edge — Steam game cover

    Devil Edge

    Ranked #5 for String Theory fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with String Theory.

    This is a magic and adventure action game, the game designed a number of demon scene, including Miguel City, pyramid magic Road, Paria volcano, Tavla castle, Beka jungle, blue city cave, etc. The high difficulty level design, the unceasingly rich magic skill, will let you indulge in it.

    2021ActionStrategyIndie3.99 USDSteam ↗
  6. 6
    Just Move Fall Dungeon Endless Abyss — Steam game cover

    Just Move Fall Dungeon Endless Abyss

    Ranked #6 for String Theory fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with String Theory.

    Faced with difficult tasks, try to challenge the limits.Sometimes need luck to win.

    2025ActionSportsStrategy15.99 USDSteam ↗
  7. 7
    Tower Hunter: Erza's Trial — Steam game cover

    Tower Hunter: Erza's Trial

    Ranked #7 for String Theory fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with String Theory.

    Tower Hunter: Erza’s Trial contains core elements of roguelite games, presented in a toon render style. The player explores a mysterious tower with Erza, vanquishes mutant monsters and defeats bosses to acquire a Hunter’s License and become the most powerful Battle Maiden.

    2019ActionIndieAdventure17.99 USDDeck PlayableSteam ↗
  8. 8
    New ZhaoYun — Steam game cover

    New ZhaoYun

    Ranked #8 for String Theory fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with String Theory.

    Our Zhao Yun will take you to a brand new world, truly realizing that people play games instead of playing games with people. Our main focus is on making my own game! I hope the new version will bring you more fun!

    2024ActionStrategyIndie29.99 USDSteam ↗

Cheaper alternatives

Games in the same vein priced at least 40% below String Theory at current Steam store prices.

  1. 1
    MULTIVERSAL TIME SURVIVORS — Steam game cover

    MULTIVERSAL TIME SURVIVORS

    Priced ~71% under String Theory on Steam right now. Shares Action and Strategy with String Theory.

    Classic Spin on Survivors Genre. Choose one among many characters and Travel though multimple dimensions battling foes.

    2024ActionStrategyAdventure3.99 USDSteam ↗
  2. 2
    Realm of oblivion(soul like) — Steam game cover

    Realm of oblivion(soul like)

    Priced ~50% under String Theory on Steam right now. Shares Action and Indie with String Theory.

    《BLACK MYTH SHIKONG》is an action game similar to the Galactic Castlevania.Players will take on the role of a somewhat mediocre and decadent young girl, battling the Devourer in a vast world that combines magic and modern civilization.

    2024ActionIndieAdventure6.99 USDSteam ↗
  3. 3
    Mulite Sword Man — Steam game cover

    Mulite Sword Man

    Priced ~71% under String Theory on Steam right now. Shares Action and Strategy with String Theory.

    MULITE is a light action role-playing game that focuses on the collocating of operation and gameplay. The game provides a lot of equipment and skills. Based on the retro action role-playing game mechanism and combined with the Rogue-lite elements, this game abandons the traditional RPG lengthy dialogues and boring tasks, enabling players...

    2019ActionStrategyIndie3.99 USDSteam ↗
  4. 4
    SWORD HERO — Steam game cover

    SWORD HERO

    Priced ~86% under String Theory on Steam right now. Shares Action and Strategy with String Theory.

    An immersive fantasy survival game A thrilling adventure A powerful flying sword A bunch of skills with different functions Kill all evil

    2023ActionStrategyIndie1.99 USDSteam ↗
  5. 5
    Devil Edge — Steam game cover

    Devil Edge

    Priced ~71% under String Theory on Steam right now. Shares Action and Strategy with String Theory.

    This is a magic and adventure action game, the game designed a number of demon scene, including Miguel City, pyramid magic Road, Paria volcano, Tavla castle, Beka jungle, blue city cave, etc. The high difficulty level design, the unceasingly rich magic skill, will let you indulge in it.

    2021ActionStrategyIndie3.99 USDSteam ↗

Frequently asked about String Theory

How much does String Theory cost?
String Theory is listed on Steam at 13.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to String Theory?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside String Theory are MULTIVERSAL TIME SURVIVORS, Realm of oblivion(soul like), Mulite Sword Man.
Who developed String Theory?
String Theory was developed by ZHANGHAILONG and published by Zhanghailong.

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 String Theory.

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