IMHO.

Games like Project Prison: Prologue

If Project Prison: Prologue is your kind of game, the closest matches are A.I.M. War Protocol, Isolation Instinct: Farming, Craft, Survival and Noire Police Detective: Gangster Drama Simulator — 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 Prison: Prologue: Have you ever thought about the best place to start your criminal empire without any legal consequences? Now you will finally be able to experience prison life in Project Prison: Prologue. try to stay alive in a prison which contains’ s the world’s most ruthless inmates.

2026ActionIndieSimulationRPGFree To PlayFree to playWindowsby True Seria
Project Prison: Prologue — Steam game cover

Players who liked Project Prison: Prologue also play

Steam players who put hours into Project Prison: Prologue 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. A.I.M. War Protocol

    WHY THIS

    Top pick for Project Prison: Prologue fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Project Prison: Prologue.

    A role-playing game with survival and action-simulation elements. You are going to explore a huge world of an alien planet full of mysteries and secrets. Fight, trade, loot, evolve and collect knowledge about the world. Become the best. Survive where others die.🚀

    2026ActionIndieAdventureSteam ↗
  2. Isolation Instinct: Farming, Craft, Survival

    WHY THIS

    Second-strongest match for Project Prison: Prologue fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Project Prison: Prologue.

    Survive, build, and grow your own life in Isolation Instinct: Farming, Craft, Survival. Explore dangerous wilderness, gather resources, farm, craft equipment, and create a safe haven deep in the wild.

    IndieSimulationRPGSteam ↗
  3. Noire Police Detective: Gangster Drama Simulator

    WHY THIS

    Third-strongest match for Project Prison: Prologue fans by collaborative filtering across millions of Steam libraries. Shares Action and Simulation with Project Prison: Prologue.

    Investigate a deadly conspiracy in Noire Police Detective: Gangster Drama Simulator. Search for clues, sneak through dangerous locations, solve environmental puzzles, and make choices that shape the fate of a corrupt 1950s border city.

    2026ActionSimulationRPG5.99 USDSteam ↗
  4. Neopunk

    WHY THIS

    Ranked #4 for Project Prison: Prologue fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Project Prison: Prologue.

    An open world cyberpunk retro RPG. Start a new life as an agender mercenary who moves to the dark and neon lit streets of Kaanalos City. Freedom awaits you in Neopunk. Solve a murder. Buy apartments. Deliver pizza. Who will you be?

    2023ActionIndieAdventure0.99 USDSteam ↗
  5. Dead Event

    WHY THIS

    Ranked #5 for Project Prison: Prologue fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Project Prison: Prologue.

    Dead Event is a indie RPG survival game in which the player grows up as a creature. The creature will grow bigger overtime and with interactions in-game also lose some growth on death. Form a colony or hunt alone, become part of a player-created ecosystem. Survive, eat or be eaten...

    2023ActionIndieAdventure1.99 USDSteam ↗
  6. It's Only Money

    WHY THIS

    Ranked #6 for Project Prison: Prologue fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Project Prison: Prologue.

    The mayor of Rockhaven threw you down a hole into the Undercity. Why? Net worth too low. In this open-world simulation, you and up to 3 pals will steal, fight, and scheme to reclaim the city. Customise your rides, buy businesses, and take on the Mayor’s forces. Rockhaven is yours for the taking!

    2024ActionIndieSimulation24.99 USDSteam ↗
  7. Greed of Man

    WHY THIS

    Ranked #7 for Project Prison: Prologue fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Project Prison: Prologue.

    Greed of man is an open world MMO RPG where you start from the bottom fighting enemies and mining resources.

    2023ActionIndieAdventureFreeSteam ↗
  8. Noble Legacy

    WHY THIS

    Ranked #8 for Project Prison: Prologue fans by collaborative filtering across millions of Steam libraries. Shares Simulation and RPG with Project Prison: Prologue.

    Noble Legacy is a medieval city-builder in which you rule the lands as a Noble. Build your kingdom, manage your people, defend your realm, and master a deep economy, alone or with friends in co-op, every decision is yours. What kind of ruler will you be?

    2025SimulationRPGEarly Access24.99 USDDeck PlayableSteam ↗

More from True Seria

Other recommendable Steam games by True Seria, ranked by review count so the studio's hits land first.

  1. Anime Studio Tycoon

    WHY THIS

    Another title from True Seria, the studio behind Project Prison: Prologue. Shares Indie and Simulation with Project Prison: Prologue.

    In Anime Studio Tycoon you replay the history of the anime industry. Witness rise of Otaku culture to end cell shading. Start your own company, your decisions will make or break your studio. Create bestselling anime and ascend to greatness in the anime industry.

    2020StrategyIndieSimulation9.99 USDSteam ↗
  2. Comic Book Tycoon

    WHY THIS

    Another title from True Seria, the studio behind Project Prison: Prologue. Shares Indie and Simulation with Project Prison: Prologue.

    Start out as comic artist in small room and draw best comic you can and show off your work, replay the history of the comic industry., your decisions will make or break your studio. Create bestselling comics and become immortal with your stories.

    2020StrategyIndieSimulation4.99 USDSteam ↗
  3. Pizza Shop Manager

    WHY THIS

    Another title from True Seria, the studio behind Project Prison: Prologue. Shares Simulation and RPG with Project Prison: Prologue.

    Pizza Shop Manager gives you an opportunity to open and manage a pizza restaurant of your dreams. It's all in your hands. Toss it, flip it, make it. Create your pizza empire!

    2021SimulationRPGCasual9.99 USDSteam ↗

Frequently asked about Project Prison: Prologue

Is Project Prison: Prologue free to play?
Yes — Project Prison: Prologue is a free-to-play title on Steam. You can install and play it without buying anything, though some games include optional in-app purchases.
What games are most similar to Project Prison: Prologue?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Project Prison: Prologue are A.I.M. War Protocol, Isolation Instinct: Farming, Craft, Survival, Noire Police Detective: Gangster Drama Simulator.
Who developed Project Prison: Prologue?
Project Prison: Prologue was developed by True Seria.

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 Prison: Prologue.

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