IMHO.

Games like Propa.

If Propa. is your kind of game, the closest matches are Nano Fighter Anti Disease, Ukraine Defender and Pestis — 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 Propa.: In this RTS game, control your virus to replicate and evolve against a powerful immune system. Equip gene segments to create unique viral armies. Use tactics to eliminate immune cells or achieve escape. Develop strategies for domination and enjoy endless strategic fun!

2025StrategySimulation7.99 USDWindowsby Contagio Games
Propa. — Steam game cover

Players who liked Propa. also play

Steam players who put hours into Propa. 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. Nano Fighter Anti Disease

    WHY THIS

    Top pick for Propa. fans by collaborative filtering across millions of Steam libraries. Shares Simulation with Propa..

    Nano Fighter Anti Disease is a flight action game. Controlling a nanoscale fighter, flies over the acid sea of digestive system, passes through the scarred inflammatory lesions, launch a fierce attack towards various pathogens with medicine ammos and biological missiles.

    2021ActionSimulation1.19 USDSteam ↗
  2. Ukraine Defender

    WHY THIS

    Second-strongest match for Propa. fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with Propa..

    Get ready to defend Ukraine in the intense, action-packed Combat Flight Simulator 2022! Take control of a fighter jet and engage in a race against the clock(500s) to defeat the invading Russian Z forces.Can you save Ukraine before it's too late? Get ready to find out in Combat Flight Simulator 2022!

    2022StrategyIndieSimulation2.99 USDSteam ↗
  3. Pestis

    WHY THIS

    Third-strongest match for Propa. fans by collaborative filtering across millions of Steam libraries. Shares Simulation with Propa..

    A young Plague Doctor, only to learn that the Academy sent to a small village, which, like the whole country is gripped by plague

    2018IndieSimulation24.99 USDSteam ↗
  4. Bio Inc. Redemption

    WHY THIS

    Ranked #4 for Propa. fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with Propa..

    Bio Inc.: Redemption is a realistic simulation and strategy game in which you make life or death decisions. Create a deadly illness to infect and torment your victim or play as the head of a medical team and hopefully find a cure to save your human patient. Will you be the plague or preserve humanity?

    2018StrategyIndieSimulation12.99 USDDeck PlayableSteam ↗
  5. Galacticare

    WHY THIS

    Ranked #5 for Propa. fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with Propa..

    Build, manage and optimise intergalactic hospitals! Recruit staff to satisfy the whims of various alien species, and cure their bizarre illnesses - for money! Save the (literal) Galaxy in story mode, or head into sandbox to design the hospital of your dreams.

    2024StrategySimulationCasual29.99 USDDeck PlayableSteam ↗
  6. ICBM

    WHY THIS

    Ranked #6 for Propa. fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Propa..

    ICBM is a real-time strategy game of nuclear destruction. Research new technologies, build up your nuclear stockpile and use a combination of ships, planes and missiles to strike at the heart of your opponents’ cities while keeping your population safe from harm.

    2020Strategy19.99 USDDeck PlayableSteam ↗
  7. Sand:box

    WHY THIS

    Ranked #7 for Propa. fans by collaborative filtering across millions of Steam libraries. Shares Simulation with Propa..

    "Falling sand" style particle sandbox, now with circuits and stickmen!

    2023IndieSimulationFree To Play1.99 USDDeck PlayableSteam ↗
  8. First Strike

    WHY THIS

    Ranked #8 for Propa. fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with Propa..

    FIRST STRIKE is a fast paced real time strategy game where you play one of the twelve biggest nuclear superpowers of the world – from known superpowers like the USA to an upstart hellraiser like North Korea – and try to be the last one remaining when the whole world blows to smithereens.

    2017ActionStrategyIndie11.99 USDDeck PlayableSteam ↗

Cheaper alternatives

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

  1. Buckshot Roulette

    WHY THIS

    Priced ~63% under Propa. on Steam right now. Shares Simulation with Propa..

    Play Russian roulette with a 12-gauge shotgun. Four enter. One leaves. Roll the dice with your life. Good luck!

    2024ActionIndieSimulation2.99 USDDeck PlayableSteam ↗
  2. The Test

    WHY THIS

    Priced ~75% under Propa. on Steam right now. Shares Simulation with Propa..

    You will answer a series of questions that will reveal truths from deep within. These questions may make you uncomfortable, but with great knowledge comes great sacrifice. Can you make it all the way through The Test, and if you do, are you sure you want the answers you seek?

    2020IndieAdventureSimulation1.99 USDDeck VerifiedSteam ↗
  3. Placid Plastic Duck Simulator

    WHY THIS

    Priced ~75% under Propa. on Steam right now. Shares Simulation with Propa..

    The ultimate high-tech rubber duck simulation, Placid Plastic Duck brings you dangerous levels of relaxation. With chill music, dreamy 3D graphics, and many different happy ducks, your only priority is to float around. Zero Ducks given.

    2022SimulationCasual1.99 USDDeck VerifiedSteam ↗
  4. Nodebuster

    WHY THIS

    Priced ~63% under Propa. on Steam right now. Shares Strategy and Simulation with Propa..

    Nodebuster is a short, experimental incremental game about busting nodes and destroying reality.

    2024StrategyIndieSimulation2.99 USDDeck PlayableSteam ↗
  5. shapez

    WHY THIS

    Priced ~88% under Propa. on Steam right now. Shares Strategy and Simulation with Propa..

    shapez is an easy-going, minimalistic factory building game about the automation of shapes through extraction and satisfying production lines. Adapt to increasingly complex shapes and grow your factory across an infinitely expanding map. Your only limitation is your creativity!

    2020StrategyIndieSimulation0.99 USDDeck PlayableSteam ↗
  6. Tower Wizard

    WHY THIS

    Priced ~63% under Propa. on Steam right now. Shares Strategy and Simulation with Propa..

    Help a wizard build and upgrade a wizard tower in this incremental game! Use the tower to study magic, summon spirits, create buildings, and influence the world.

    2025StrategyIndieSimulation2.99 USDDeck PlayableSteam ↗
  7. Digseum

    WHY THIS

    Priced ~63% under Propa. on Steam right now. Shares Simulation with Propa..

    Digseum is a short incremental journey about digging up ancient relics and building the greatest museum ever!

    2024SimulationCasual2.99 USDDeck PlayableSteam ↗
  8. The Test: Hypothesis Rising

    WHY THIS

    Priced ~75% under Propa. on Steam right now. Shares Simulation with Propa..

    The second chapter in The Test trilogy. Answer a series of in-depth questions to reveal hidden truths about yourself and unlock secrets to discover how your life can change drastically with just a few, slight modifications. ...But are you sure you want the answers you seek?

    2020IndieAdventureSimulation1.99 USDDeck VerifiedSteam ↗

Free alternatives

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

  1. Steam Engine Simulator

    WHY THIS

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

    The Steam Engine Simulator shown on AngeTheGreat's YouTube channel.

    2023SimulationFreeDeck VerifiedSteam ↗
  2. Magic Archery

    WHY THIS

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

    Train a commoner to become the greatest archer in this short incremental game! Increase your stats, gather wealth from quests, buy upgrades, and infuse your arrows with magic.

    2024IndieSimulationRPGFreeDeck PlayableSteam ↗
  3. Landfall Archives

    WHY THIS

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

    Break into the Landfall Archives to steal and play previously unreleased games, demos, interactive slide shows, and even an unreleased version of Totally Accurate Battle Simulator from 2017!

    2023ActionStrategyIndieFreeSteam ↗
  4. SuchArt: Creative Space

    WHY THIS

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

    Paint on any surfaces with numerous tools in Creative Space — a free sandbox version of SuchArt: Genius Artist Simulator. Create masterpieces, complete commissions, and decorate your studio in the most advanced artist sim!

    2021ActionIndieAdventureFreeDeck PlayableSteam ↗
  5. The Last Sovereign

    WHY THIS

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

    Explore a world torn between armies of lust and purity in which everything is more complex than it seems, deciding the fate of nations through might, politics, and finance. Every decision matters in an intricate saga that tracks thousands of variables.

    2025StrategyIndieAdventureFreeDeck VerifiedSteam ↗
  6. Waves

    WHY THIS

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

    Waves is an Arcade Twin-Stick Shooter that's all about High Scores. Build your combo and drop bombs in pursuit of Leaderboard dominance over seven game-modes!

    2011ActionIndieFreeDeck VerifiedSteam ↗
  7. The Life and Suffering of Sir Brante — Chapter 1&2

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy and Simulation with Propa..

    A narrative-driven hardcore RPG set in a gritty world where the gods are real. Set out on a challenging lifetime journey, where every choice you make has a price to pay and consequence to it. Will you become an inquisitor, a judge, or conspire against the old order? Dare to decide!

    2020StrategyIndieAdventureFreeSteam ↗
  8. Crusader Kings II

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy and Simulation with Propa..

    Explore one of the defining periods in world history in an experience crafted by the masters of Grand Strategy.

    2012StrategySimulationRPGFreeDeck PlayableSteam ↗

Frequently asked about Propa.

How much does Propa. cost?
Propa. is listed on Steam at 7.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to Propa.?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Propa. are Nano Fighter Anti Disease, Ukraine Defender, Pestis.
Who developed Propa.?
Propa. was developed by Contagio Games and published by Mutation Works.

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 Propa..

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