IMHO.

Games like Interstellar Sentinel

If Interstellar Sentinel is your kind of game, the closest matches are A2 Zygon, Dire Vengeance and Skyfire Embers — 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 Interstellar Sentinel: ADHD core loop weapon system will keep you on your toes in this thrilling sci-fi fantasy shmup / shoot'em up with epic boss battles and a vast arsenal of futuristic weapons! Battle legions of demonic entities, restore the cosmic balance, and save the universe! Experience FLOW STATE gaming!

2023ActionIndieAdventure11.99 USDWindowsby Uplifting Goat LLC.
Interstellar Sentinel — Steam game cover

Players who liked Interstellar Sentinel also play

Steam players who put hours into Interstellar Sentinel 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. A2 Zygon

    WHY THIS

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

    A bullet hell with its own set of mechanics and unique bosses. Gameplay oriented and retro themed. Complete with spine-tingling music.

    2022ActionIndie1.99 USDSteam ↗
  2. Dire Vengeance

    WHY THIS

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

    Pandora ventures into the Dark Realm to slay the demons who threaten her world. Collect Soul Orbs to upgrade your abilities and uncover arcane weaponry. Slash your way through frozen wastelands, lava filled chambers, and caverns of putrefying flesh as you slaughter hordes of condemned monstrosities.

    2021ActionIndieAdventure2.99 USDSteam ↗
  3. Skyfire Embers

    WHY THIS

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

    Skyfire embers is an explosive dragon adventure seeking its final resolution. Dodge, weave and fire your way through challenging bullet patterns in this hand-animated shoot ‘em up!

    ActionIndieAdventureFreeSteam ↗
  4. Hellfish

    WHY THIS

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

    Hellfish is a classic side-scrolling shoot 'em up set deep in a corrupted ocean. Battle demonic sea creatures as The Pope using his holy submarine, and customize your righteous weapons in unique ways every time you play.

    ActionIndieSteam ↗
  5. Ghosts 'n Goblins Resurrection

    WHY THIS

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

    Watch as this nostalgic yet completely reimagined storybook world unravels before your very eyes. Taking cues from both Ghosts 'n Goblins and Ghouls 'n Ghosts and giving birth to something entirely new, Resurrection is a title worthy of its name.

    2021Action29.99 USDDeck VerifiedSteam ↗
  6. Dungeon Killer

    WHY THIS

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

    Dungeon Killer is a fast-paced boss rush shoot ’em up where you play as Astrid, a woman determined to bargain for her husband’s resurrection with the goddess of death herself. Armed with a minigun, you’ll descend into an infernal dungeon and face deadly, unsettling female enemies.

    2026ActionIndieSteam ↗
  7. Project Warlock

    WHY THIS

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

    Project Warlock is a first-person shooter that fans of Doom, Hexen, and Wolfenstein cannot miss. It serves you an exploding cocktail of bullets, spells, and monsters. Battle through 60 levels of non-stop action, packed with bloodthirsty enemies and challenging bosses.

    2018ActionIndie12.00 USDDeck VerifiedSteam ↗
  8. Bloodshed

    WHY THIS

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

    Bloodshed is a Roguelite Survivors FPS; an exhilarating fusion of Roguelite elements merged with retro-styled visuals and first-person “Survivors-like” frenetic combat action!

    2025ActionIndieAdventure12.99 USDDeck VerifiedSteam ↗

Cheaper alternatives

Games in the same vein priced at least 40% below Interstellar Sentinel at current Steam store prices.

  1. Garry's Mod

    WHY THIS

    Priced ~58% under Interstellar Sentinel on Steam right now. Shares Indie with Interstellar Sentinel.

    Garry's Mod is a physics sandbox. There aren't any predefined aims or goals. We give you the tools and leave you to play.

    2006IndieSimulationCasual4.99 USDDeck PlayableSteam ↗
  2. Vampire Survivors

    WHY THIS

    Priced ~58% under Interstellar Sentinel on Steam right now. Shares Action and Indie with Interstellar Sentinel.

    Mow down thousands of night creatures and survive until dawn! Vampire Survivors is a gothic horror casual game with rogue-lite elements, where your choices can allow you to quickly snowball against the hundreds of monsters that get thrown at you. Be the bullet hell!

    2022ActionIndieRPG4.99 USDDeck VerifiedSteam ↗
  3. R.E.P.O.

    WHY THIS

    Priced ~42% under Interstellar Sentinel on Steam right now. Shares Action with Interstellar Sentinel.

    An online co-op horror game with up to 6 players. Locate valuable, fully physics-based objects and handle them with care as you retrieve and extract to satisfy your creator's desires.

    2025ActionEarly Access6.99 USDDeck PlayableSteam ↗
  4. Titanfall® 2

    WHY THIS

    Priced ~63% under Interstellar Sentinel on Steam right now. Shares Action with Interstellar Sentinel.

    Respawn Entertainment gives you the most advanced titan technology in its new, single player campaign & multiplayer experience. Combine & conquer with new titans & pilots, deadlier weapons, & customization and progression systems that help you and your titan flow as one unstoppable killing force.

    2020Action4.49 USDDeck PlayableSteam ↗
  5. Slay the Spire

    WHY THIS

    Priced ~48% under Interstellar Sentinel on Steam right now. Shares Indie with Interstellar Sentinel.

    We fused card games and roguelikes together to make the best single player deckbuilder we could. Craft a unique deck, encounter bizarre creatures, discover relics of immense power, and Slay the Spire!

    2019StrategyIndie6.24 USDDeck VerifiedSteam ↗
  6. Cookie Clicker

    WHY THIS

    Priced ~58% under Interstellar Sentinel on Steam right now. Shares Indie with Interstellar Sentinel.

    An idle game about making cookies! Originally released in 2013 on the web, and actively developed since then. This is the official version for Steam.

    2021StrategyIndieSimulation4.99 USDDeck PlayableSteam ↗
  7. WEBFISHING

    WHY THIS

    Priced ~58% under Interstellar Sentinel on Steam right now. Shares Indie with Interstellar Sentinel.

    WEBFISHING a multiplayer chatroom-focused fishing game! Relax and fish (on the web!)

    2024IndieMassively MultiplayerCasual4.99 USDSteam ↗
  8. POSTAL 2

    WHY THIS

    Priced ~92% under Interstellar Sentinel on Steam right now. Shares Action and Indie with Interstellar Sentinel.

    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 ↗

Free alternatives

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

  1. Helltaker

    WHY THIS

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

    Helltaker is a short game about sharply dressed demon girls.

    2020IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  2. Awaria

    WHY THIS

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

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

    2024ActionIndieFree To PlayFreeDeck PlayableSteam ↗
  3. The Expendabros

    WHY THIS

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

    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 ↗
  4. Iron Snout

    WHY THIS

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

    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 ↗
  5. UNBEATABLE [white label]

    WHY THIS

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

    A young girl learns a song. An exclusive side-story set in the world of D-CELL GAMES' upcoming rhythm-adventure.

    2021ActionIndieAdventureFreeDeck PlayableSteam ↗
  6. Magic Archery

    WHY THIS

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

    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 ↗
  7. Eternal Senia

    WHY THIS

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

    Thoughts and expectations ARPG

    2015ActionIndieRPGFreeDeck PlayableSteam ↗
  8. Disfigure

    WHY THIS

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

    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 ↗

Plays great on Steam Deck

Valve-Verified or Playable picks from the similar pool — ready to go on Deck out of the box.

  1. Ghosts 'n Goblins Resurrection

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Action with Interstellar Sentinel.

    Watch as this nostalgic yet completely reimagined storybook world unravels before your very eyes. Taking cues from both Ghosts 'n Goblins and Ghouls 'n Ghosts and giving birth to something entirely new, Resurrection is a title worthy of its name.

    2021Action29.99 USDDeck VerifiedSteam ↗
  2. Project Warlock

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Action and Indie with Interstellar Sentinel.

    Project Warlock is a first-person shooter that fans of Doom, Hexen, and Wolfenstein cannot miss. It serves you an exploding cocktail of bullets, spells, and monsters. Battle through 60 levels of non-stop action, packed with bloodthirsty enemies and challenging bosses.

    2018ActionIndie12.00 USDDeck VerifiedSteam ↗
  3. Bloodshed

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Action and Indie with Interstellar Sentinel.

    Bloodshed is a Roguelite Survivors FPS; an exhilarating fusion of Roguelite elements merged with retro-styled visuals and first-person “Survivors-like” frenetic combat action!

    2025ActionIndieAdventure12.99 USDDeck VerifiedSteam ↗

Frequently asked about Interstellar Sentinel

How much does Interstellar Sentinel cost?
Interstellar Sentinel is listed on Steam at 11.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to Interstellar Sentinel?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Interstellar Sentinel are A2 Zygon, Dire Vengeance, Skyfire Embers.
Who developed Interstellar Sentinel?
Interstellar Sentinel was developed by Uplifting Goat LLC..

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 Interstellar Sentinel.

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

27 Games Like Interstellar Sentinel — Ranked for 2026 · imho.run