IMHO.

Games like DarkSwarm

If DarkSwarm is your kind of game, the closest matches are B3, Slimestoppers and SCP: Retrieval — 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 DarkSwarm: DarkSwarm is an online co-op, top-down tactical shooter. Play as a team of elite operators in procedurally generated, semi-destructible levels. Use your skills, wits, and teamwork to destroy the alien DarkSwarm in daring operations deep inside the infested colonies.

ActionEarly AccessWindowsby Bitfire Games
DarkSwarm — Steam game cover

Players who liked DarkSwarm also play

Steam players who put hours into DarkSwarm 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. B3

    WHY THIS

    Top pick for DarkSwarm fans by collaborative filtering across millions of Steam libraries. Shares Action and Early Access with DarkSwarm.

    B3 will be a first-person VR shooter where you have to defend your base from waves of attacking monsters.

    2023ActionIndieAdventure0.99 USDSteam ↗
  2. Slimestoppers

    WHY THIS

    Second-strongest match for DarkSwarm fans by collaborative filtering across millions of Steam libraries. Shares Action and Early Access with DarkSwarm.

    Slimestoppers is a top down horde shooter that pits the technology of man against a relentless army of sentient slimes from space. Choose from an ever-expanding arsenal of weapons, abilities, perks, and equipment to forge the perfect Slimestopper. Supports multiplayer up to 4 players!

    2026ActionIndieEarly AccessSteam ↗
  3. SCP: Retrieval

    WHY THIS

    Third-strongest match for DarkSwarm fans by collaborative filtering across millions of Steam libraries. Shares Action and Early Access with DarkSwarm.

    SCP: Retrieval is an indie multiplayer action horror game set in the SCP universe. You will play as a Mobile Task Force unit sent to retrieve dangerous anomalous creatures after a massive series of major breaches.

    2024ActionEarly Access4.99 USDSteam ↗
  4. Tom Clancy’s Rainbow Six® Extraction

    WHY THIS

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

    Tom Clancy's Rainbow Six® Extraction is a tactical, co-op, PvE first-person shooter where you and your squad face an evolving alien threat. Teamwork, tactics, and flawless execution are key to your survival.

    2023Action39.99 USDDeck PlayableSteam ↗
  5. Alien Swarm

    WHY THIS

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

    Co-operative multiplayer game and complete code base available for free.

    2010ActionFree To PlayFreeDeck PlayableSteam ↗
  6. Thunder Tier One

    WHY THIS

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

    Thunder Tier One is a realistic top-down shooter where you join an elite special operations team tasked with stopping a dangerous terrorist organization wreaking havoc across the fictional Eastern European country of Salobia.

    2021ActionSimulationFree To PlayFreeSteam ↗
  7. Six Days in Fallujah

    WHY THIS

    Ranked #7 for DarkSwarm fans by collaborative filtering across millions of Steam libraries. Shares Action and Early Access with DarkSwarm.

    Six Days in Fallujah is an intensely realistic first-person tactical shooter based on true stories from one of this century’s toughest urban battles.

    2023ActionEarly Access39.99 USDDeck PlayableSteam ↗
  8. Boundary

    WHY THIS

    Ranked #8 for DarkSwarm fans by collaborative filtering across millions of Steam libraries. Shares Action and Early Access with DarkSwarm.

    Boundary is a multiplayer tactical space-based shooter game, engaging in fierce team vs team zero gravity firefights and executing low-gravity operations on orbiting space installations against other enemy astroperators and other entities.

    2023ActionEarly AccessSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Counter-Strike:Global Offensive

    WHY THIS

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

    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 ↗
  2. Awaria

    WHY THIS

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

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

    2024ActionIndieFree To PlayFreeDeck PlayableSteam ↗
  3. Disfigure

    WHY THIS

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

    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 PlayableSteam ↗
  4. I MAED A GAM3 W1TH Z0MB1ES 1N IT!!!1

    WHY THIS

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

    A top down twin stick zombie slaying shooter that you are sure to play again and again!

    2021ActionIndieFree To PlayFreeDeck VerifiedSteam ↗
  5. Waves

    WHY THIS

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

    Waves is an Arcade Twin-Stick Shooter that's all about High Scores. Build your combo and drop bombs in pursuit of Leaderboard dominance over seven game-modes!

    2011ActionIndieFreeDeck VerifiedSteam ↗
  6. Shape of Dreams: Prologue

    WHY THIS

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

    《Shape of Dreams: Prologue》is a unique game that blends action roguelite with MOBA-style gameplay. Edit your character's Memories to create your own champion. Face all challenges alone or play with friends in up to 4-player co-op.

    2024ActionIndieAdventureFreeDeck PlayableSteam ↗
  7. Evil Egg

    WHY THIS

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

    Blast it all to hell.

    2025ActionFree To PlayFreeDeck VerifiedSteam ↗
  8. Wires And Whiskers

    WHY THIS

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

    Wires and Whiskers is a local co-op action-puzzle game where two players control a lab-engineered gerbil and its magnetic exosuit. Work together to fight mutated enemies, solve magnetic puzzles, and survive in a ruined, post-apocalyptic trench world.

    2025ActionIndieAdventureFreeDeck PlayableSteam ↗

Frequently asked about DarkSwarm

Does DarkSwarm have multiplayer or co-op?
Yes — DarkSwarm supports multi-player play according to its Steam store listing (Multi-player, Online Co-op, Co-op).
What games are most similar to DarkSwarm?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside DarkSwarm are B3, Slimestoppers, SCP: Retrieval.
Who developed DarkSwarm?
DarkSwarm was developed by Bitfire Games and published by Ghost Ship Publishing.

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 DarkSwarm.

For library-aware picks tuned to your specific taste, sign in with Steam on the home page.

16 Games Like DarkSwarm — Ranked for 2026 · imho.run