IMHO.

Free games like Neuron Connection

Below are 9 free-to-play Steam games similar to Neuron Connection, 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 Neuron Connection page.

Ranked picks

  1. 1
    Ultimate Custom Night — Steam game cover

    Ultimate Custom Night

    Free-to-play alternative to Neuron Connection — no purchase or trial window. Shares Indie with Neuron Connection.

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

    2018ActionIndieFree To PlayFreeFree to playSimilar games →
  2. 2
    Bongo Cat — Steam game cover

    Bongo Cat

    Free-to-play alternative to Neuron Connection — no purchase or trial window. Shares Indie and Simulation with Neuron Connection.

    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 PlayableFree to playSimilar games →
  3. 3
    The Murder of Sonic the Hedgehog — Steam game cover

    The Murder of Sonic the Hedgehog

    Free-to-play alternative to Neuron Connection — no purchase or trial window. Shares Indie and Simulation with Neuron Connection.

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

    2023IndieSimulationFree To PlayFreeDeck PlayableFree to playSimilar games →
  4. 4
    missed messages. — Steam game cover

    missed messages.

    Free-to-play alternative to Neuron Connection — no purchase or trial window. Shares Indie and Simulation with Neuron Connection.

    ‘goth gf’s iPhone’ airdrops you - accept or decline? A love/horror story about life, death, & memes.

    2019IndieSimulationFree To PlayFreeDeck PlayableFree to playSimilar games →
  5. 5
    NGU IDLE — Steam game cover

    NGU IDLE

    Free-to-play alternative to Neuron Connection — no purchase or trial window. Shares Indie and Simulation with Neuron Connection.

    NGU Idle is a Free To Play Idle game that's full of weird humor, tons of upgrades and hundreds of hours of content! Try out NGU Idle today and experience the joy of Numbers Going Up!

    2019IndieAdventureSimulationFreeDeck PlayableFree to playSimilar games →
  6. 6
    Awaria — Steam game cover

    Awaria

    Free-to-play alternative to Neuron Connection — no purchase or trial window. Shares Indie with Neuron Connection.

    Awaria is a short game about working in haunted maintenance tunnels.

    2024ActionIndieFree To PlayFreeDeck PlayableFree to playSimilar games →
  7. 7
    Travellin Cats in Paris — Steam game cover

    Travellin Cats in Paris

    Free-to-play alternative to Neuron Connection — no purchase or trial window. Shares Indie and Casual with Neuron Connection.

    Find 100 cats hidden in Paris, France in this cute hand-drawn hidden object game by Travellin Cats - the original viral hidden cat game creator!

    2023IndieFree To PlayCasualFreeDeck VerifiedFree to playSimilar games →
  8. 8
    Virtual Cottage — Steam game cover

    Virtual Cottage

    Free-to-play alternative to Neuron Connection — no purchase or trial window. Shares Indie and Simulation with Neuron Connection.

    Virtual Cottage gives you a comfy place to rest and be productive without any distractions. Open the game, set yourself a goal and enjoy the atmosphere.

    2020IndieSimulationFree To PlayFreeDeck PlayableFree to playSimilar games →
  9. 9
    Mini Settlers: Prologue — Steam game cover

    Mini Settlers: Prologue

    Free-to-play alternative to Neuron Connection — no purchase or trial window. Shares Strategy and Simulation with Neuron Connection.

    Mini Settlers: Prologue is a free version of Mini Settlers. In this minimalist city builder, settle islands, construct cities, and design efficient logistic networks to fulfill your buildings' needs and fuel population growth to adventure into new worlds.

    2024StrategySimulationFree To PlayFreeDeck PlayableFree to playSimilar games →