IMHO.

Games like Redline Protocol

If Redline Protocol is your kind of game, the closest matches are Super Space Club, River Attack and Gravitators — 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 Redline Protocol: Redline Protocol is a fast modern-retro helicopter combat game built around low-altitude attacks, tactical objectives, wrap-around battlefields, and escalating chaos.

ActionIndieWindowsby Cranky Crow Games
Redline Protocol — Steam game cover

Players who liked Redline Protocol also play

Steam players who put hours into Redline Protocol 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. Super Space Club

    WHY THIS

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

    Super Space Club is a lo-fi arcade space shooter to chill to. Defend a vibrant galaxy as a club of misfit heroes and battle endless waves of spacecrafts to the tune of atmospheric beats. Outlast your enemies and vibe to the rhythm of the stars.

    2023ActionIndieCasual14.99 USDDeck VerifiedSteam ↗
  2. River Attack

    WHY THIS

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

    River Attack is a shootting up style game 2D, which combines harmoniously colored scenes with aerial shooting battle! Evolve your ship to defeat an alien invasion that has the technology to control human combat vehicles. Will you be able to defeat an army of ships to save your girl and the planet?!

    2020ActionIndieAdventure0.99 USDSteam ↗
  3. Gravitators

    WHY THIS

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

    Gravitators is a twin stick shooter game where you pilot ships and complete mission objectives to secure the future of humankind. Defend the Earth and travel through the galaxy to repel a relentless alien invasion.

    2021ActionIndie9.99 USDSteam ↗
  4. Crush The Rebellion!

    WHY THIS

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

    The galactic empire is under siege from the rebel scum in all directions! Fight through endless waves of rebel ships using all of the weapons and resources at your disposal as you execute your sole orders: to Crush The Rebellion!

    2026ActionIndie4.49 USDSteam ↗
  5. Cleared Hot

    WHY THIS

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

    CLEARED HOT is a nostalgic helicopter shooter with satisfying physics and light tactical elements. Shoot, dodge, move your squad around the battlefield, and pick up almost anything with your rope and magnet.

    2025ActionIndieEarly Access14.99 USDDeck VerifiedSteam ↗
  6. Crimzon Clover World EXplosion

    WHY THIS

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

    Prepare yourself for an insatiable rain of bullets, bombs, and beams in Crimzon Clover. Earn all the power-ups for an overpowered experience in the all new ARRANGE version.

    2021ActionIndie9.99 USDDeck VerifiedSteam ↗
  7. Duralumin Wind

    WHY THIS

    Ranked #7 for Redline Protocol fans by collaborative filtering across millions of Steam libraries. Shares Action with Redline Protocol.

    Pilot your helicopter to victory as your complete objectives, dodge missiles, and destroy your enemies. But don't forget to keep an eye on your fuel, ammunition, and health or you might not survive.

    2018Action2.99 USDSteam ↗
  8. Galactic Wars EX

    WHY THIS

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

    Galactic Wars EX is a pixel perfect co-op retro arcade shmup retrogaming experience for modern pcs

    2022ActionIndie7.99 USDSteam ↗

Free alternatives

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

  1. STRAFTAT

    WHY THIS

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

    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 ↗
  2. Awaria

    WHY THIS

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

    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 Redline Protocol.

    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 Redline Protocol.

    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. Disfigure

    WHY THIS

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

    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 ↗
  6. Princess Remedy in a World of Hurt

    WHY THIS

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

    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 ↗
  7. Meteor 60 Seconds!

    WHY THIS

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

    Meteor 60 seconds! is a simple, fun, comic-like action game that simulates your life if there were a meteor heading towards Earth and you had 60 seconds to live. Do anything you want to do with your last 60 seconds, even if it's illegal! What about planting an apple tree?

    2018ActionIndieSimulationFreeDeck PlayableSteam ↗
  8. Lily's Well

    WHY THIS

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

    It is a rainy night in the Spring of 2005. Lily is left home alone after her Papa put her to bed. She is awoken by a cry for help outside her window. It is coming from the well. Help Lily gather rope to go down the well and save the poor soul trapped down there.

    2022IndieAdventureFree To PlayFreeDeck VerifiedSteam ↗

Plays great on Steam Deck

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

  1. Super Space Club

    WHY THIS

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

    Super Space Club is a lo-fi arcade space shooter to chill to. Defend a vibrant galaxy as a club of misfit heroes and battle endless waves of spacecrafts to the tune of atmospheric beats. Outlast your enemies and vibe to the rhythm of the stars.

    2023ActionIndieCasual14.99 USDDeck VerifiedSteam ↗
  2. Cleared Hot

    WHY THIS

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

    CLEARED HOT is a nostalgic helicopter shooter with satisfying physics and light tactical elements. Shoot, dodge, move your squad around the battlefield, and pick up almost anything with your rope and magnet.

    2025ActionIndieEarly Access14.99 USDDeck VerifiedSteam ↗
  3. Crimzon Clover World EXplosion

    WHY THIS

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

    Prepare yourself for an insatiable rain of bullets, bombs, and beams in Crimzon Clover. Earn all the power-ups for an overpowered experience in the all new ARRANGE version.

    2021ActionIndie9.99 USDDeck VerifiedSteam ↗

Frequently asked about Redline Protocol

What games are most similar to Redline Protocol?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Redline Protocol are Super Space Club, River Attack, Gravitators.
Who developed Redline Protocol?
Redline Protocol was developed by Cranky Crow Games.

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 Redline Protocol.

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