IMHO.

Free games like Firewall: Defend The Grid

Below are 9 free-to-play Steam games similar to Firewall: Defend The Grid, 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 Firewall: Defend The Grid page.

Ranked picks

  1. 1
    Life is Strange - Episode 1 — Steam game cover

    Life is Strange - Episode 1

    Free-to-play alternative to Firewall: Defend The Grid — no purchase or trial window.

    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 PlayableFree to playSimilar games →
  2. 2
    Helltaker — Steam game cover

    Helltaker

    Free-to-play alternative to Firewall: Defend The Grid — no purchase or trial window. Shares Indie with Firewall: Defend The Grid.

    Helltaker is a short game about sharply dressed demon girls.

    2020IndieAdventureFree To PlayFreeDeck PlayableFree to playSimilar games →
  3. 3
    Ultimate Custom Night — Steam game cover

    Ultimate Custom Night

    Free-to-play alternative to Firewall: Defend The Grid — no purchase or trial window. Shares Indie with Firewall: Defend The Grid.

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

    2018ActionIndieFree To PlayFreeFree to playSimilar games →
  4. 4
    Bongo Cat — Steam game cover

    Bongo Cat

    Free-to-play alternative to Firewall: Defend The Grid — no purchase or trial window. Shares Indie with Firewall: Defend The Grid.

    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 →
  5. 5
    Our Life: Beginnings & Always — Steam game cover

    Our Life: Beginnings & Always

    Free-to-play alternative to Firewall: Defend The Grid — no purchase or trial window. Shares Indie and Casual with Firewall: Defend The Grid.

    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 PlayCasualFreeFree to playSimilar games →
  6. 6
    missed messages. — Steam game cover

    missed messages.

    Free-to-play alternative to Firewall: Defend The Grid — no purchase or trial window. Shares Indie and Casual with Firewall: Defend The Grid.

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

    2019IndieSimulationFree To PlayFreeDeck PlayableFree to playSimilar games →
  7. 7
    Awaria — Steam game cover

    Awaria

    Free-to-play alternative to Firewall: Defend The Grid — no purchase or trial window. Shares Indie with Firewall: Defend The Grid.

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

    2024ActionIndieFree To PlayFreeDeck PlayableFree to playSimilar games →
  8. 8
    Travellin Cats in Paris — Steam game cover

    Travellin Cats in Paris

    Free-to-play alternative to Firewall: Defend The Grid — no purchase or trial window. Shares Indie and Casual with Firewall: Defend The Grid.

    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 →
  9. 9
    Infinitode 2 - Infinite Tower Defense — Steam game cover

    Infinitode 2 - Infinite Tower Defense

    Free-to-play alternative to Firewall: Defend The Grid — no purchase or trial window. Shares Strategy and Indie with Firewall: Defend The Grid.

    Infinitode 2 - a strategy in the Tower Defense genre, in which the player will have to build towers to protect his base from endless waves of enemies. The game features huge maps, lots of towers, resource miners, upgrade tree and map editor.

    2021StrategyIndieFree To PlayFreeDeck PlayableFree to playSimilar games →