IMHO.

Games like Overflow Protocol

If Overflow Protocol is your kind of game, the closest matches are Mytosis, Billion Bounces and The Largest Organism — 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 Overflow Protocol: A number-merging incremental game where you build a lab to push numbers higher and uncover the God Number. Generate and merge matching numbers, upgrade and automate your machines, and discover how far numbers can go.

2026IndieCasualWindowsby Mocca Games
Overflow Protocol — Steam game cover

Players who liked Overflow Protocol also play

Steam players who put hours into Overflow Protocol 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. Mytosis

    WHY THIS

    Top pick for Overflow Protocol fans by collaborative filtering across millions of Steam libraries. Shares Indie and Casual with Overflow Protocol.

    Mytosis is a short, experimental incremental game about evolving life forms from simple cells to complex procedural organisms.

    2026StrategyIndieSimulation6.99 USDSteam ↗
  2. Billion Bounces

    WHY THIS

    Second-strongest match for Overflow Protocol fans by collaborative filtering across millions of Steam libraries. Shares Casual with Overflow Protocol.

    Billion Bounces is a short incremental game with bouncing balls, bumpers, and one goal: earn coins, buy upgrades, and watch the economy slowly fall apart.

    CasualSteam ↗
  3. The Largest Organism

    WHY THIS

    Third-strongest match for Overflow Protocol fans by collaborative filtering across millions of Steam libraries. Shares Indie and Casual with Overflow Protocol.

    The largest living thing on Earth is not a whale. It's a fungus — and you're about to beat its record. Grow a living network from a single spore. Every upgrade changes how your organism behaves, not just a number. No ads. No microtransactions. Just growth.

    2026IndieSimulationCasualSteam ↗
  4. Particle Collectotron

    WHY THIS

    Ranked #4 for Overflow Protocol fans by collaborative filtering across millions of Steam libraries. Shares Casual with Overflow Protocol.

    Click and collect energy in this short, active incremental. Upgrade your reactor, tune injector payload and trajectories, unlock exotic matter, and push the experiment past its limits.

    2026CasualSteam ↗
  5. CQ: Calling Any Station

    WHY THIS

    Ranked #5 for Overflow Protocol fans by collaborative filtering across millions of Steam libraries. Shares Indie and Casual with Overflow Protocol.

    An idle/incremental game about a lone radio operator keying into a silent universe. Click or walk away, both work just as well. Build your station, log distant contacts, retune to grow stronger, and slowly decode what answers back.

    2026IndieSimulationCasual5.09 USDSteam ↗
  6. Balls & Gamble

    WHY THIS

    Ranked #6 for Overflow Protocol fans by collaborative filtering across millions of Steam libraries. Shares Casual with Overflow Protocol.

    Balls & Gamble is a casino-inspired incremental game where you shoot a LOT of balls, earn money, buy upgrades, gamble, unlock new balls, and eventually break reality itself.

    2026StrategyCasual3.49 USDSteam ↗
  7. REFLASER

    WHY THIS

    Ranked #7 for Overflow Protocol fans by collaborative filtering across millions of Steam libraries. Shares Indie and Casual with Overflow Protocol.

    Reflaser is a puzzle game in which you control the laser reflections to activate various devices. Solve 72 puzzles with pleasant and soothing music.

    2019IndieCasual1.99 USDSteam ↗
  8. Project: C.E.L.L.

    WHY THIS

    Ranked #8 for Overflow Protocol fans by collaborative filtering across millions of Steam libraries. Shares Indie and Casual with Overflow Protocol.

    Project: C.E.L.L. is a short arcade incremental about jumpstarting a dying cell. Break glucose, build combos, and unleash special charges inside a retro terminal simulation.

    2026StrategyIndieSimulationSteam ↗

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.

    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. Helltaker

    WHY THIS

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

    Helltaker is a short game about sharply dressed demon girls.

    2020IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  3. Bongo Cat

    WHY THIS

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

    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 ↗
  4. The Murder of Sonic the Hedgehog

    WHY THIS

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

    Sonic the Hedgehog...was murdered!? Get to the bottom of the mystery in this brand-new adventure!

    2023IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  5. Indigo Park: Chapter 1

    WHY THIS

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

    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 ↗
  6. The Looker

    WHY THIS

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

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

    2022IndieFreeDeck PlayableSteam ↗
  7. Sheepy: A Short Adventure

    WHY THIS

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

    A Short Handcrafted Pixel Art Platformer that follows Sheepy, an abandoned plushy brought to life. Sheepy: A Short Adventure is the first short game from MrSuicideSheep.

    2024IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  8. Our Life: Beginnings & Always

    WHY THIS

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

    A twenty-dollar bill, four summers, fifteen years, and a one of a kind life. Create an experience that’s all your own in this near-fully customizable visual novel where you grow from childhood to adulthood with the lonely boy next door.

    2020IndieFree To PlayCasualFreeSteam ↗

Frequently asked about Overflow Protocol

What games are most similar to Overflow Protocol?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Overflow Protocol are Mytosis, Billion Bounces, The Largest Organism.
Who developed Overflow Protocol?
Overflow Protocol was developed by Mocca Games.

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 Overflow Protocol.

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