IMHO.

Games like Swarm Survivor: Endless Siege

If Swarm Survivor: Endless Siege is your kind of game, the closest matches are Screen Survivors, Abyss Horde and HordeFall — 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 Swarm Survivor: Endless Siege: Swarm Survivors: Endless Siege is a light roguelike bullet-hell idle shooter. You play as the last survivor of the Swarm, fighting to stay alive under the endless siege of alien fleets. Build overwhelming power and face wave after wave of relentless challenges.

2026StrategyIndieRPGCasual4.24 USDDeck PlayableWindowsby kamen
Swarm Survivor: Endless Siege — Steam game cover

Players who liked Swarm Survivor: Endless Siege also play

Steam players who put hours into Swarm Survivor: Endless Siege 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. Screen Survivors

    WHY THIS

    Top pick for Swarm Survivor: Endless Siege fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Casual with Swarm Survivor: Endless Siege.

    An idle survivor-like that sits in the corner of your screen.

    2026StrategySimulationCasualSteam ↗
  2. Abyss Horde

    WHY THIS

    Second-strongest match for Swarm Survivor: Endless Siege fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Swarm Survivor: Endless Siege.

    Darkness tears reality apart. Hordes of beasts, monsters, and abyssal demons surge from the depths mindless, driven only by destruction. Adventurer, the line needs you! In 《Abyss Horde》, defend against ever-stronger waves. Every run builds a new defense; every upgrade shifts the tide.

    2026ActionStrategyIndieSteam ↗
  3. HordeFall

    WHY THIS

    Third-strongest match for Swarm Survivor: Endless Siege fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Swarm Survivor: Endless Siege.

    A bulletheaven x incremental game that runs as a desktop companion in the corner of your screen! While you work, your hero automatically fights thousands of enemies. Unlock upgrades and manage your economy, attributes, and spells. Your screen is your battlefield - minimal space, maximum progress!

    ActionStrategyIndieSteam ↗
  4. Incrempire

    WHY THIS

    Ranked #4 for Swarm Survivor: Endless Siege fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Swarm Survivor: Endless Siege.

    Defend. Upgrade. Dominate. A relaxing incremental base-defense game, packed with powerful skills and a deep skill tree.

    2026ActionStrategyIndie5.99 USDSteam ↗
  5. Aleef: Desktop Pet Collector

    WHY THIS

    Ranked #5 for Swarm Survivor: Endless Siege fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Swarm Survivor: Endless Siege.

    Work, browse, or play other games while hatching eggs in the background! Collect 300+ pets with various stats, unlock powerful upgrades, and build your battle team.

    2026StrategyIndieRPGSteam ↗
  6. Emojis vs Zombies

    WHY THIS

    Ranked #6 for Swarm Survivor: Endless Siege fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Swarm Survivor: Endless Siege.

    Emojis vs Zombies is an Idle Desktop Companion Zombie Defense Game! Open packs, Collect Emoji Defenders, Upgrade your squad or base and survive endless waves even while you're AFK or working!

    ActionStrategyIndieSteam ↗
  7. Loop Tower

    WHY THIS

    Ranked #7 for Swarm Survivor: Endless Siege fans by collaborative filtering across millions of Steam libraries. Shares Indie and RPG with Swarm Survivor: Endless Siege.

    Loop Tower tells the story of adventurers climbing an endless tower. Place it on a corner of your desktop and help them continue their ascent. Experience a fresh blend of desktop idle gameplay + roguelike + RPG right now!

    IndieSimulationRPGSteam ↗
  8. Incremental Infinity

    WHY THIS

    Ranked #8 for Swarm Survivor: Endless Siege fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Casual with Swarm Survivor: Endless Siege.

    An Incremental game where you explore an infinite, procedurally generated skill tree. Defend yourself against ever-growing waves of numbers. Unlock new abilities, complete quests and expand the skill tree to become infinitely powerful.

    2026StrategyCasual3.99 USDSteam ↗

Cheaper alternatives

Games in the same vein priced at least 40% below Swarm Survivor: Endless Siege at current Steam store prices.

  1. POSTAL 2

    WHY THIS

    Priced ~77% under Swarm Survivor: Endless Siege on Steam right now. Shares Indie with Swarm Survivor: Endless Siege.

    Live a week in the life of "The POSTAL Dude"; a hapless everyman just trying to check off some chores. Buying milk, returning an overdue library book, getting Gary Coleman's autograph, what could possibly go wrong?

    2012ActionIndieAdventure0.99 USDDeck VerifiedSteam ↗
  2. The Test

    WHY THIS

    Priced ~53% under Swarm Survivor: Endless Siege on Steam right now. Shares Indie and RPG with Swarm Survivor: Endless Siege.

    You will answer a series of questions that will reveal truths from deep within. These questions may make you uncomfortable, but with great knowledge comes great sacrifice. Can you make it all the way through The Test, and if you do, are you sure you want the answers you seek?

    2020IndieAdventureSimulation1.99 USDDeck VerifiedSteam ↗
  3. Milk inside a bag of milk inside a bag of milk

    WHY THIS

    Priced ~65% under Swarm Survivor: Endless Siege on Steam right now. Shares Indie with Swarm Survivor: Endless Siege.

    A short story about what sort of challenges everyday little things can be. Help the girl buy milk, be the first not to disappoint her.

    2020IndieAdventure1.49 USDDeck PlayableSteam ↗
  4. Blood and Bacon

    WHY THIS

    Priced ~77% under Swarm Survivor: Endless Siege on Steam right now. Shares Casual with Swarm Survivor: Endless Siege.

    This Co-op Shooter , has Day and Night levels, multiple maps, players will take on 25 enemy types and numerous bosses, like Gargantuan Monsters and Minibosses every 10 days as you explore, shoot and run for your life against the onslaught of porcine monstrosities.

    2016ActionAdventureCasual0.99 USDSteam ↗
  5. Placid Plastic Duck Simulator

    WHY THIS

    Priced ~53% under Swarm Survivor: Endless Siege on Steam right now. Shares Casual with Swarm Survivor: Endless Siege.

    The ultimate high-tech rubber duck simulation, Placid Plastic Duck brings you dangerous levels of relaxation. With chill music, dreamy 3D graphics, and many different happy ducks, your only priority is to float around. Zero Ducks given.

    2022SimulationCasual1.99 USDDeck VerifiedSteam ↗
  6. Peggle Deluxe

    WHY THIS

    Priced ~77% under Swarm Survivor: Endless Siege on Steam right now. Shares Casual with Swarm Survivor: Endless Siege.

    Take your best shot with energizing arcade fun! Aim, shoot, clear the orange pegs, then sit back and cheer as 10 whimsical teachers guide you to Peggle greatness.

    2007Casual0.99 USDDeck PlayableSteam ↗
  7. shapez

    WHY THIS

    Priced ~77% under Swarm Survivor: Endless Siege on Steam right now. Shares Strategy and Indie with Swarm Survivor: Endless Siege.

    shapez is an easy-going, minimalistic factory building game about the automation of shapes through extraction and satisfying production lines. Adapt to increasingly complex shapes and grow your factory across an infinitely expanding map. Your only limitation is your creativity!

    2020StrategyIndieSimulation0.99 USDDeck PlayableSteam ↗
  8. The Test: Hypothesis Rising

    WHY THIS

    Priced ~53% under Swarm Survivor: Endless Siege on Steam right now. Shares Indie and RPG with Swarm Survivor: Endless Siege.

    The second chapter in The Test trilogy. Answer a series of in-depth questions to reveal hidden truths about yourself and unlock secrets to discover how your life can change drastically with just a few, slight modifications. ...But are you sure you want the answers you seek?

    2020IndieAdventureSimulation1.99 USDDeck VerifiedSteam ↗

Free alternatives

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

  1. Bongo Cat

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Swarm Survivor: Endless Siege.

    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 ↗
  2. NGU IDLE

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Swarm Survivor: Endless Siege.

    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 ↗
  3. Awaria

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Swarm Survivor: Endless Siege.

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

    2024ActionIndieFree To PlayFreeDeck PlayableSteam ↗
  4. Magic Archery

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and RPG with Swarm Survivor: Endless Siege.

    Train a commoner to become the greatest archer in this short incremental game! Increase your stats, gather wealth from quests, buy upgrades, and infuse your arrows with magic.

    2024IndieSimulationRPGFreeDeck PlayableSteam ↗
  5. Eternal Senia

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and RPG with Swarm Survivor: Endless Siege.

    Thoughts and expectations ARPG

    2015ActionIndieRPGFreeDeck PlayableSteam ↗
  6. Disfigure

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Swarm Survivor: Endless Siege.

    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 ↗
  7. The Lab

    WHY THIS

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

    Welcome to The Lab, a compilation of Valve’s room-scale VR experiments set in a pocket universe within Aperture Science. Fix a robot, defend a castle, adopt a mechanical dog, and more. Still not sold? It’s free!

    2016Free To PlayFreeSteam ↗
  8. Princess Remedy in a World of Hurt

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Swarm Survivor: Endless Siege.

    Remedy, a recent graduate from the Saturnian healing school, must descend to Hurtland and use her powers to heal everyone from stray ducks to dark lords, and finally cure the ailing Prince Hingst. It's a short, whimsical adventure with plenty of heart(s).

    2016ActionIndieAdventureFreeDeck PlayableSteam ↗

Frequently asked about Swarm Survivor: Endless Siege

Does Swarm Survivor: Endless Siege run on Steam Deck?
Swarm Survivor: Endless Siege is rated Playable on Steam Deck — it runs, but expect some manual adjustments (control remapping, text size, or graphics settings) for the best experience.
How much does Swarm Survivor: Endless Siege cost?
Swarm Survivor: Endless Siege is listed on Steam at 4.24 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to Swarm Survivor: Endless Siege?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Swarm Survivor: Endless Siege are Screen Survivors, Abyss Horde, HordeFall.
Who developed Swarm Survivor: Endless Siege?
Swarm Survivor: Endless Siege was developed by kamen.

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 Swarm Survivor: Endless Siege.

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