IMHO.

Games like Grimwave

If Grimwave is your kind of game, the closest matches are Mega Raiders, Super Robot Survivors and Master of Chaos: Beat or Break the Game — 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 Grimwave: Swarms are coming! Grab your weapon and prepare for battle. In GRIMWAVE, with unique characters, crazy weapon combinations and protective talismans, fight an epic survival struggle against endlessly incoming enemy armies.

ActionIndieAdventureCasualWindowsby Moonriftgames
Grimwave — Steam game cover

Players who liked Grimwave also play

Steam players who put hours into Grimwave 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. Mega Raiders

    WHY THIS

    Top pick for Grimwave fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Grimwave.

    Fight thousands of enemies alongside your friends, grow stronger together, and unlock new characters and weapons. Craft powerful ultimates to destroy bosses or save a fallen friend. Customize your skill tree to match your playstyle, and survive endless hordes with countless build combinations.

    ActionIndieCasualSteam ↗
  2. Super Robot Survivors

    WHY THIS

    Second-strongest match for Grimwave fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Grimwave.

    A Roguelite Bullet-Heaven where you rescue astronauts, repair reactors, and hack terminals while blasting hordes of robots in high-stakes, 10-minute showdowns. From the Creative Director of Destroy All Humans! 2 and co-creator of TY the Tasmanian Tiger.

    ActionIndieAdventureSteam ↗
  3. Master of Chaos: Beat or Break the Game

    WHY THIS

    Third-strongest match for Grimwave fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Grimwave.

    Pulverize your enemies for underestimating this cute little wizard by counter attacks, deflecting projectiles, unleashing face-melting ultimate abilities and building insane combos boosting your power until you are strong enough to beat the boss or break the game - Either way you win.

    2027ActionIndieAdventureSteam ↗
  4. Fake Hero

    WHY THIS

    Ranked #4 for Grimwave fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Grimwave.

    Fight alone or alongside friends as a cast of unconventional “heroes,” each with their own unique abilities. Battle endless waves of monsters, collect items, learn skills, choose talents, and create your own powerful build as you defeat mighty foes and fight your way to the Moon!

    ActionIndieCasualSteam ↗
  5. 幻想郷大激突 : Touhou Impact

    WHY THIS

    Ranked #5 for Grimwave fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Grimwave.

    幻想郷大激突 : Touhou Impact is an unofficial Touhou Project fan game. Youkai have appeared—far too many of them. This is clearly an incident, but don't worry. In Gensokyo, the answer is simple: beat them all up first, then find the culprit later.

    2026ActionIndieSteam ↗
  6. PengPong

    WHY THIS

    Ranked #6 for Grimwave fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Grimwave.

    PengPong is a bullet-hell roguelike where pinball meets gambling. Bounce your way through chaos and bet it all to survive.

    2026ActionIndieCasual11.69 USDSteam ↗
  7. Square!

    WHY THIS

    Ranked #7 for Grimwave fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Grimwave.

    Shatter endless enemy waves from the baseline, rake in gold and XP, level up and draft modules and ball upgrades to forge absurd builds, then hold the line as bosses widen the arena and the grid fights back!

    ActionIndieCasualSteam ↗
  8. Drone Arena

    WHY THIS

    Ranked #8 for Grimwave fans by collaborative filtering across millions of Steam libraries. Shares Action with Grimwave.

    A survivors-like arena roguelite. Pilot a drone, stack weapons and upgrades into absurd builds, and hold out against waves of mechas until the timer runs out. Every run ends. Every run teaches.

    2026ActionEarly AccessSteam ↗

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. Shares Action and Adventure with Grimwave.

    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. Ultimate Custom Night

    WHY THIS

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

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

    2018ActionIndieFree To PlayFreeSteam ↗
  3. ENA: Dream BBQ

    WHY THIS

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

    Experience surreal environments and inexplicable characters as ENA in a new wild world.

    2025IndieAdventureFreeDeck VerifiedSteam ↗
  4. Indigo Park: Chapter 1

    WHY THIS

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

    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 ↗
  5. STRAFTAT

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Grimwave.

    STRAFTAT is a 1v1/2v2 ONLINE first person SHOOTER with quick rounds in over 350 MAPS ; Including all WEAPONS, proximity chat and 4 players FFA.

    2024ActionFreeDeck PlayableSteam ↗
  6. The Looker

    WHY THIS

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

    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 Adventure with Grimwave.

    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. Counter-Strike:Global Offensive

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Grimwave.

    Counter-Strike:Global Offensive (CS:GO) expands upon the team-based action gameplay that it pioneered when it was launched over 2 decades ago. CS:GO features new maps, characters, weapons, and game modes, and delivers updated versions of the classic CS content (de_dust2, etc.).

    2012ActionFree To PlayFreeDeck PlayableSteam ↗

Frequently asked about Grimwave

What games are most similar to Grimwave?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Grimwave are Mega Raiders, Super Robot Survivors, Master of Chaos: Beat or Break the Game.
Who developed Grimwave?
Grimwave was developed by Moonriftgames.

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 Grimwave.

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