IMHO.

Games like Aqua Boy

If Aqua Boy is your kind of game, the closest matches are Tiny Dangerous Dungeons, Super Dangerous Dungeons and The Swordfish: Knight of the Deep — 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 Aqua Boy: Aqua Boy is a deep sea treasure hunter, but his latest mission has gone drastically wrong! Explore a quirky underwater world packed with secrets in this mini metroidvania.

2021ActionIndieAdventure4.99 USDWindows · macOSby Duncan Fenn
Aqua Boy — Steam game cover

Players who liked Aqua Boy also play

Steam players who put hours into Aqua Boy 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. Tiny Dangerous Dungeons

    WHY THIS

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

    Hop into a Game Boy inspired metroidvania adventure! Explore a huge and open dungeon and find ability upgrades to help you in your quest! Can you survive the tiny dangerous dungeons and find the presumably huge treasure?

    2019ActionIndieAdventure4.99 USDSteam ↗
  2. Super Dangerous Dungeons

    WHY THIS

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

    Guide Timmy the treasure hunter through dangerous dungeons in search of the legendary treasure!

    2018ActionIndieAdventure4.99 USDSteam ↗
  3. The Swordfish: Knight of the Deep

    WHY THIS

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

    Embark on an epic adventure as a sword-wielding fish and restore order to the kingdom's depths. Explore an ocean world full of adorable characters, menacing foes, and hidden wonders.

    2026ActionIndieAdventureSteam ↗
  4. Paintra

    WHY THIS

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

    Leap, roll, and swing through a vibrant watercolour world under threat by the spreading Smudge! Master momentum-based platforming, launch yourself with a trusty boomerang, and chain moves together to unlock secrets in this challenging, physics-infused 2D platforming adventure.

    2027ActionIndieAdventureSteam ↗
  5. Lone Fungus

    WHY THIS

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

    A handcrafted open-world platformer set in a world built by Mushrooms! Explore different locations filled with secrets, acquire new abilities and use those abilities to reach new places!

    2023ActionIndieAdventure19.99 USDDeck VerifiedSteam ↗
  6. Pronty

    WHY THIS

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

    Guide Pronty and its Javelin partner Bront as it defends the once great city of Royla. Explore the deep sea, fight mutant sea creatures, and discover the secrets behind this new Atlantis in this beautiful action-packed adventure.

    2021ActionIndieAdventure17.99 USDDeck VerifiedSteam ↗
  7. Robot Wants It All

    WHY THIS

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

    Robot wants stuff! Go get it for him in this compilation of the metroidvania Robot Wants series, including an all-new Robot adventure!

    2019ActionIndie19.99 USDDeck VerifiedSteam ↗
  8. Haiku, the Robot

    WHY THIS

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

    Delve into the depths of a mechanical world in this cute, adventure-exploration game. Explore and fight in a land full of corrupt robots and machinery. All while seeking answers to the mysteries around you.

    2022ActionIndieAdventure19.99 USDDeck VerifiedSteam ↗

Cheaper alternatives

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

  1. POSTAL 2

    WHY THIS

    Priced ~80% under Aqua Boy on Steam right now. Shares Action and Indie with Aqua Boy.

    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 ~60% under Aqua Boy on Steam right now. Shares Indie and Adventure with Aqua Boy.

    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 ~70% under Aqua Boy on Steam right now. Shares Indie and Adventure with Aqua Boy.

    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 ~80% under Aqua Boy on Steam right now. Shares Action and Adventure with Aqua Boy.

    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. STAR WARS™ Republic Commando™

    WHY THIS

    Priced ~50% under Aqua Boy on Steam right now. Shares Action with Aqua Boy.

    You are the leader of an elite squad of Republic Commandos, your mission is to infiltrate, dominate, and ultimately, annihilate the enemy. Your squad will follow your orders and your lead, working together as a team - instinctively, intelligently, instantly. You are their leader. They are your weapon.

    2009Action2.49 USDDeck PlayableSteam ↗
  6. shapez

    WHY THIS

    Priced ~80% under Aqua Boy on Steam right now. Shares Indie with Aqua Boy.

    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 ↗
  7. STAR WARS™ Jedi Knight - Jedi Academy™

    WHY THIS

    Priced ~50% under Aqua Boy on Steam right now. Shares Action with Aqua Boy.

    Forge your weapon and follow the path of the Jedi Jedi Knight: Jedi Academy is the latest installment of the highly acclaimed Jedi Knight series. Take on the role of a new student eager to learn the ways of the Force from Jedi Master Luke Skywalker.

    2009Action2.49 USDSteam ↗
  8. The Test: Hypothesis Rising

    WHY THIS

    Priced ~60% under Aqua Boy on Steam right now. Shares Indie and Adventure with Aqua Boy.

    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. Helltaker

    WHY THIS

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

    Helltaker is a short game about sharply dressed demon girls.

    2020IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  2. Bongo Cat

    WHY THIS

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

    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. ENA: Dream BBQ

    WHY THIS

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

    Experience surreal environments and inexplicable characters as ENA in a new wild world.

    2025IndieAdventureFreeDeck VerifiedSteam ↗
  4. 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 Aqua Boy.

    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 ↗
  5. The Looker

    WHY THIS

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

    You wake up, alone, on a strangely familiar island full of puzzles that will frustrate and annoy you.

    2022IndieFreeDeck PlayableSteam ↗
  6. Awaria

    WHY THIS

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

    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 Adventure with Aqua Boy.

    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 Aqua Boy.

    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 ↗

Plays great on Steam Deck

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

  1. Lone Fungus

    WHY THIS

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

    A handcrafted open-world platformer set in a world built by Mushrooms! Explore different locations filled with secrets, acquire new abilities and use those abilities to reach new places!

    2023ActionIndieAdventure19.99 USDDeck VerifiedSteam ↗
  2. Pronty

    WHY THIS

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

    Guide Pronty and its Javelin partner Bront as it defends the once great city of Royla. Explore the deep sea, fight mutant sea creatures, and discover the secrets behind this new Atlantis in this beautiful action-packed adventure.

    2021ActionIndieAdventure17.99 USDDeck VerifiedSteam ↗
  3. Robot Wants It All

    WHY THIS

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

    Robot wants stuff! Go get it for him in this compilation of the metroidvania Robot Wants series, including an all-new Robot adventure!

    2019ActionIndie19.99 USDDeck VerifiedSteam ↗
  4. Haiku, the Robot

    WHY THIS

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

    Delve into the depths of a mechanical world in this cute, adventure-exploration game. Explore and fight in a land full of corrupt robots and machinery. All while seeking answers to the mysteries around you.

    2022ActionIndieAdventure19.99 USDDeck VerifiedSteam ↗

Frequently asked about Aqua Boy

How much does Aqua Boy cost?
Aqua Boy is listed on Steam at 4.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to Aqua Boy?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Aqua Boy are Tiny Dangerous Dungeons, Super Dangerous Dungeons, The Swordfish: Knight of the Deep.
Who developed Aqua Boy?
Aqua Boy was developed by Duncan Fenn.

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 Aqua Boy.

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

28 Games Like Aqua Boy — Ranked for 2026 · imho.run