IMHO.

Free games like Serious Sam: Tormental

Below are 8 free-to-play Steam games similar to Serious Sam: Tormental, 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 Serious Sam: Tormental page.

Ranked picks

  1. 1
    Disfigure — Steam game cover

    Disfigure

    Free-to-play alternative to Serious Sam: Tormental — no purchase or trial window. Shares Action and Indie with Serious Sam: Tormental.

    Disfigure is a grim-dark action rogue-like where you battle relentless hordes of monsters lurking in the shadows. Unlock powerful weapons, craft god-like builds with hundreds of upgrades, slay colossal bosses, and push your limits in intense 20–30 minute survival runs!

    2023ActionIndieFreeDeck PlayableFree to playSimilar games →
  2. 2
    Evil Egg — Steam game cover

    Evil Egg

    Free-to-play alternative to Serious Sam: Tormental — no purchase or trial window. Shares Action with Serious Sam: Tormental.

    Blast it all to hell.

    2025ActionFree To PlayFreeDeck VerifiedFree to playSimilar games →
  3. 3
    Realm of the Mad God Exalt — Steam game cover

    Realm of the Mad God Exalt

    Free-to-play alternative to Serious Sam: Tormental — no purchase or trial window. Shares Action and Indie with Serious Sam: Tormental.

    Embark on an exhilarating journey into the pixelated Realm of the Mad God! Join, an action-packed, free-to-play MMO bullet hell game. Discover a world with danger, challenges, and hidden treasures as you battle through waves of enemies. Team up with players and conquer dungeons to become a legend!

    2012ActionIndieAdventureFreeDeck PlayableFree to playSimilar games →
  4. 4
    Super Animal Royale — Steam game cover

    Super Animal Royale

    Free-to-play alternative to Serious Sam: Tormental — no purchase or trial window. Shares Action and Indie with Serious Sam: Tormental.

    Welcome to the coziest way to kill your friends. Super Animal Royale is a 64-player, top-down 2D battle royale where adorably murderous animals fight tooth, claw, and machine gun. Then, relax in Super Animal World with fishing, hamsterball races, and story quests before the next fight to the death.

    2021ActionIndieAdventureFreeDeck PlayableFree to playSimilar games →
  5. 5
    SAS: Zombie Assault 4 — Steam game cover

    SAS: Zombie Assault 4

    Free-to-play alternative to Serious Sam: Tormental — no purchase or trial window. Shares Action with Serious Sam: Tormental.

    Purge the undead! Intense action-shooter with deep rpg elements, including upgradeable guns and armor, unique class skills, and class special abilities. Entire game can be played single player or as a 4-player online co-op game, including PvP events like Last Man Standing.

    2017ActionRPGFree To PlayFreeDeck VerifiedFree to playSimilar games →
  6. 6
    Super Crate Box — Steam game cover

    Super Crate Box

    Free-to-play alternative to Serious Sam: Tormental — no purchase or trial window. Shares Action and Indie with Serious Sam: Tormental.

    Vlambeer's SUPER CRATE BOX is coming to bring back the glory of the golden arcade age, when all that really mattered was getting on that high score list. Grab your baseball cap and loosen your pants, it's time to fight endless hordes of enemies and collect every weapon crate you can.

    2012ActionIndieFree To PlayFreeDeck PlayableFree to playSimilar games →
  7. 7
    Relic Hunters Zero: Remix — Steam game cover

    Relic Hunters Zero: Remix

    Free-to-play alternative to Serious Sam: Tormental — no purchase or trial window. Shares Action and Indie with Serious Sam: Tormental.

    Relic Hunters Zero: Remix is a remaster of the FREE 1 million player hit game about blasting evil space ducks and turtles with tiny cute guns. It’s fast, it’s tactical, and feels deliciously smooth to play. Unlock new weapons, characters and relics to defeat the Ducan Commander!

    2015ActionIndieFree To PlayFreeDeck PlayableFree to playSimilar games →
  8. 8
    CS2D — Steam game cover

    CS2D

    Free-to-play alternative to Serious Sam: Tormental — no purchase or trial window. Shares Action and Indie with Serious Sam: Tormental.

    CS2D is a free fast-paced top-down multiplayer shooter. Featuring many different game modes, a built-in map editor and much more.

    2017ActionIndieFree To PlayFreeFree to playSimilar games →