IMHO.

Games like Riftswarm

If Riftswarm is your kind of game, the closest matches are I'm No Demonlord, Shardbreakers and Mighty Loot — 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 Riftswarm: An online co-op bullet heaven for 1-4 players. Engrave runes into your weapon to build the spell instead of levelling it, then close gates ranked E to S with your party before the thirty-minute Apocalypse turns the map into a last stand.

ActionIndieRPGWindowsby Zennyth
Riftswarm — Steam game cover

Players who liked Riftswarm also play

Steam players who put hours into Riftswarm 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. I'm No Demonlord

    WHY THIS

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

    "I'm No Demonlord" is a Roguelike shooter bullet hell game. High freedom in mechanics leads to unique playthroughs. As a demon-possessed hero, battle enemies, grow, and unveil dark schemes. Can he accept his new role? Save "kinds" or destroy "outsiders"? Good or evil? The choice is yours.

    2026ActionIndieAdventure8.99 USDSteam ↗
  2. Shardbreakers

    WHY THIS

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

    Start with a spell. Build a storm. Combine magical shards into a spell engine that turns one hit into a barrage, then unleash it on hordes and bosses. An action roguelite where you don't find combos - you design them.

    2027ActionStrategyIndieSteam ↗
  3. Mighty Loot

    WHY THIS

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

    Mighty Loot is an Online Co-op Action Roguelike where you aim to reach the top of the Hero Leaderboard. Overcome relentless hordes and shifting challenges by crafting and reshaping exclusive skills on the fly, instantly adapting to any situation or weather condition standing between you and victory.

    ActionStrategyIndieSteam ↗
  4. PuppetOFF

    WHY THIS

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

    PuppetOFF — a co-op (1–4 players) survivors-roguelite where the puppet theater stage turns into a battlefield. Play as heroes inspired by classic tales, upgrade your abilities, and mow down thousands of crazed puppets. Collect buttons and spare parts to make it through the show alive.

    2027ActionSteam ↗
  5. Where Giants Fall

    WHY THIS

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

    Survive procedural fantasy biomes in a 3D top-down bullet-heaven action roguelite with survivors-like build growth. Upgrade auto-fire weapons, earn and upgrade active abilities, unlock level-10 ultimates, defeat bosses, and push into Endless Mode.

    ActionIndieSteam ↗
  6. GrindFall

    WHY THIS

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

    A thrilling Co-op Action Roguelite for 1-4 players! Play as mischievous ghosts, create insane weapon synergies, catch humans, and turn them into pumpkins. Deliver your harvest to the crypt, expand the map, and unleash vibrant chaos in this Bullet Heaven!

    ActionIndieAdventureSteam ↗
  7. Slimies

    WHY THIS

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

    Slimies is a top-down action roguelike where you evolve and absorb waves of enemies, growing stronger after each round. Craft your own playstyle by unlocking slimes and items to make a unique build each run.

    2026ActionIndieRPGSteam ↗
  8. Raiders Of Below

    WHY THIS

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

    Create absurd builds, discover powerful item synergies, discover secrets, challenge the dungeon alone or with up to 4 players.

    2026ActionSteam ↗

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 Riftswarm.

    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. Bongo Cat

    WHY THIS

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

    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 PlayableSteam ↗
  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 Riftswarm.

    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. Sheepy: A Short Adventure

    WHY THIS

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

    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 ↗
  5. NGU IDLE

    WHY THIS

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

    NGU Idle is a Free To Play Idle game that's full of weird humor, tons of upgrades and hundreds of hours of content! Try out NGU Idle today and experience the joy of Numbers Going Up!

    2019IndieAdventureSimulationFreeDeck PlayableSteam ↗
  6. Awaria

    WHY THIS

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

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

    2024ActionIndieFree To PlayFreeDeck PlayableSteam ↗
  7. Grimm's Hollow

    WHY THIS

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

    A spooky, freeware RPG where you search the afterlife for your brother. Reap ghosts with your scythe, explore haunted caves, and eat ghostly treats on your journey through death.

    2019IndieAdventureRPGFreeDeck PlayableSteam ↗
  8. The Expendabros

    WHY THIS

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

    The Expendabros have assembled and set their sights on the forces of ruthless arms dealer Conrad Stonebanks in the forests of Eastern Europe.

    2014ActionIndieAdventureFreeDeck VerifiedSteam ↗

Frequently asked about Riftswarm

Does Riftswarm have multiplayer or co-op?
Yes — Riftswarm supports multi-player play according to its Steam store listing (Multi-player, Online Co-op, Co-op).
What games are most similar to Riftswarm?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Riftswarm are I'm No Demonlord, Shardbreakers, Mighty Loot.
Who developed Riftswarm?
Riftswarm was developed by Zennyth.

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 Riftswarm.

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