IMHO.

Free games like Fungal Fiefdom

Below are 8 free-to-play Steam games similar to Fungal Fiefdom, ranked by player overlap and content similarity. No purchase or Steam login required to view the list. Every pick is a full free-to-play title — not a demo, trial, or time-limited giveaway. imho.run's catalogue refreshes daily, so newly free or newly popular titles surface here without manual editing.

Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Fungal Fiefdom page.

Ranked picks

  1. 1
    Ultimate Custom Night — Steam game cover

    Ultimate Custom Night

    Free-to-play alternative to Fungal Fiefdom — no purchase or trial window. Shares Indie with Fungal Fiefdom.

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

    2018ActionIndieFree To PlayFreeFree to playSimilar games →
  2. 2
    Landfall Archives — Steam game cover

    Landfall Archives

    Free-to-play alternative to Fungal Fiefdom — no purchase or trial window. Shares Strategy and Indie with Fungal Fiefdom.

    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!

    2023ActionStrategyIndieFreeFree to playSimilar games →
  3. 3
    The Last Sovereign — Steam game cover

    The Last Sovereign

    Free-to-play alternative to Fungal Fiefdom — no purchase or trial window. Shares Strategy and Indie with Fungal Fiefdom.

    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 VerifiedFree to playSimilar games →
  4. 4
    Bloons TD Battles 2 — Steam game cover

    Bloons TD Battles 2

    Free-to-play alternative to Fungal Fiefdom — no purchase or trial window. Shares Strategy and Indie with Fungal Fiefdom.

    From the creators of Bloons TD6... Bloons TD Battles 2 is a brand new installment of the top-rated head-to-head tower defense game. Gather your Hero, choose your team of powerful Monkey Towers, and prepare to battle one on one against other players and relentless waves of Bloons!

    2021ActionStrategyIndieFreeDeck PlayableFree to playSimilar games →
  5. 5
    Bloons TD Battles — Steam game cover

    Bloons TD Battles

    Free-to-play alternative to Fungal Fiefdom — no purchase or trial window. Shares Strategy with Fungal Fiefdom.

    Go head to head with other players in a Bloon-popping battle for victory. From the creators of best-selling Bloons TD 5, this all new Battles game is specially designed for multiplayer combat, featuring the ability to control bloons directly and send them charging past your opponent's defenses.

    2016ActionStrategyFree To PlayFreeDeck PlayableFree to playSimilar games →
  6. 6
    Freddy Fazbear's Pizzeria Simulator — Steam game cover

    Freddy Fazbear's Pizzeria Simulator

    Free-to-play alternative to Fungal Fiefdom — no purchase or trial window. Shares Indie with Fungal Fiefdom.

    Start your own Freddy Fazbear's Pizzeria with Freddy Fazbear Pizzeria Simulator!

    2017IndieSimulationFree To PlayFreeDeck PlayableFree to playSimilar games →
  7. 7
    One-armed robber — Steam game cover

    One-armed robber

    Free-to-play alternative to Fungal Fiefdom — no purchase or trial window. Shares Strategy and Indie with Fungal Fiefdom.

    One-armed robber is a chaotic first-person heist game that centers around a uniquely challenging premise. Players take the role of a determined robber equipped with only one arm, tasked with pulling off daring heists on banks, shops, and various establishments.

    2023ActionStrategyIndieFreeDeck PlayableFree to playSimilar games →
  8. 8
    Darwin Project — Steam game cover

    Darwin Project

    Free-to-play alternative to Fungal Fiefdom — no purchase or trial window. Shares Indie with Fungal Fiefdom.

    In Darwin Project, ten inmates must survive the elements, track each other, fight, craft tools, and use their social skills to be the last one standing. It's a unique take on battle royale with a Show Director to influence the match and Spectator Interactions to create a one-of-a-kind game show.

    2020ActionIndieFree To PlayFreeFree to playSimilar games →