IMHO.

Games like Atom Horde

If Atom Horde is your kind of game, the closest matches are Escape From Z, Bug Drop and Iron Core: Mech Survivor — 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.

Get personalized picks →

About Atom Horde: Atom Horde is a dark survivors-like action RPG that blends Diablo-inspired combat with the STALKER-like atmosphere of Soviet decay as you battle hordes of zombies and mutants through the Zone in search of a cure.

ActionIndieCasualWindowsby 7floor-studio
Atom Horde — Steam game cover

Players who liked Atom Horde also play

Steam players who put hours into Atom Horde 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. Escape From Z

    WHY THIS

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

    Make your way through a crumbling, zombie-infested building. Each floor is different. Every decision matters. If you can escape...

    ActionIndieEarly AccessSteam ↗
  2. Bug Drop

    WHY THIS

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

    Fight, upgrade, and survive in a fast-paced top-down action roguelite where 20 unique heroes with special traits, weapons and abilities take on the swarm of alien bugs.

    2026ActionIndieSteam ↗
  3. Iron Core: Mech Survivor

    WHY THIS

    Third-strongest match for Atom Horde fans by collaborative filtering across millions of Steam libraries. Shares Action and Casual with Atom Horde.

    100 years after a nuclear apocalypse, an AI-managed shelter and its guardian mechs await human survivors. The shelter’s reactor creates safe zones to improve living conditions. Players control mechs to gather reactor fuel, fend off mutants, complete missions, and protect survivors.

    2025ActionStrategyAdventure6.99 USDDeck PlayableSteam ↗
  4. Compadrone: Land Wars

    WHY THIS

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

    In this fast-paced roguelite arena shooter with tower-defense twists, control a drone capable of wielding multiple weapons and fight hordes of alien warbots. Collect resources and XP to unlock new weapons, towers, abilities, and drones.

    2025ActionIndieAdventure4.99 USDSteam ↗
  5. Disaster Plan Z

    WHY THIS

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

    Disaster Plan Z is a hardcore single-player shooting survival game set in a post-apocalyptic world. Players need to utilize various weapons along with their unique skills, construct different buildings, and continuously upgrade to resist the invasion of countless zombies and mutant creatures.

    ActionIndieAdventureSteam ↗
  6. Looter Survivors

    WHY THIS

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

    Looter Survivors blends survivors-like combat with hack-and-slash loot. Build around randomized gear effects, summon a massive army beside your hero, and fight horde against horde in a compact roguelite designed to be cleared in about 10 hours by focused players.

    2026ActionIndieRPG5.00 USDSteam ↗
  7. Apocalypse Survivors

    WHY THIS

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

    As the savior of the apocalypse, take up your weapons and unleash your powers. Rescue survivors, confront waves of zombies, and through relentless searching, become an immortal warrior. Write your own glorious legend in this plague-ridden hell.

    2025ActionIndieAdventure8.99 USDSteam ↗
  8. Protocol : Kill Switch

    WHY THIS

    Ranked #8 for Atom Horde fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Atom Horde.

    Survive the mainframe in this Digital-Noir roguelite. Outrun the Magenta Corruption, overclock your code at risky Shrines, and fight alongside your upgraded DAEMON. Master high-voltage weaponry to clear swarms of predatory logic. In this arena, you aren't a bug—you’re the virus.

    ActionIndieCasualSteam ↗

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 with Atom Horde.

    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 Atom Horde.

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

    2018ActionIndieFree To PlayFreeSteam ↗
  3. 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 Atom Horde.

    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 ↗
  4. STRAFTAT

    WHY THIS

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

    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 ↗
  5. Awaria

    WHY THIS

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

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

    2024ActionIndieFree To PlayFreeDeck PlayableSteam ↗
  6. Iron Snout

    WHY THIS

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

    Iron Snout is a fast, colorful and brutal fighting game in which you will be helping a piglet fight for its life against hordes of wolves.

    2016ActionIndieFree To PlayFreeDeck PlayableSteam ↗
  7. Dagon: by H. P. Lovecraft

    WHY THIS

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

    Face unspeakable horrors. Succumb to madness. Welcome to a free daemonic narrative experience inspired by H. P. Lovecraft.

    2021IndieAdventureFree To PlayFreeDeck VerifiedSteam ↗
  8. Disfigure

    WHY THIS

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

    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 ↗

Frequently asked about Atom Horde

What games are most similar to Atom Horde?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Atom Horde are Escape From Z, Bug Drop, Iron Core: Mech Survivor.
Who developed Atom Horde?
Atom Horde was developed by 7floor-studio.

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 Atom Horde.

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

16 Games Like Atom Horde — Ranked for 2026 · imho.run