IMHO.

Games like SONAR

If SONAR is your kind of game, the closest matches are Death Imminent, Scary Cave Diving and Liha — 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 SONAR: SONAR is a survival-horror game set on an abandoned alien planet. Explore vast, dark caves using SONAR pulses that briefly reveal the world around you. Research unknown species by taking photographs, recording audio, and collecting samples. Upgrade your equipment and survive deeper explorations.

2027ActionIndieAdventureWindowsby Sole Signal Games
SONAR — Steam game cover

Players who liked SONAR also play

Steam players who put hours into SONAR 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. Death Imminent

    WHY THIS

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

    Explore a planetary station lost in the far reaches of the Universe as crew members awakened from cryosleep. Work together to uncover the causes of what is happening and, if you’re lucky, survive and escape from the depths of this man-made hell.

    ActionIndieAdventureSteam ↗
  2. Scary Cave Diving

    WHY THIS

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

    Can you hold your breath when panic sets in? Experience the terror of deep-sea cave diving. Scavenge resources and fight to survive as you navigate procedurally generated underwater caves stalked by an apex predator!

    2026ActionIndieAdventure4.49 USDSteam ↗
  3. Liha

    WHY THIS

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

    LIHA: Dive Zero is a zero-gravity roguelike shooter where every descent of your rusty ship into the anomaly could be your last! Dive into chaotic battles, loot what remains, and combine new, badass weapons. The way through the depths is rough - you'll need them.

    ActionIndieAdventureSteam ↗
  4. Forsaken Facilities

    WHY THIS

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

    A 1-4 player coop horror experience. Find your way through everchanging environments to gather precious treasures for your kidnappers. The more you gather the longer you will survive.

    2026ActionIndieAdventure0.99 USDSteam ↗
  5. Dungeon Miner

    WHY THIS

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

    A 1–4 player online co-op mining game. Small gear stays on your body, but giant crystals can only be carried in your own two arms. Pull the Dungeon Core, then haul your cart back to the ship through the collapsing mine in under three minutes. No health bar — a single hit shatters you.

    2026ActionIndieAdventureSteam ↗
  6. Death Horizon: Cyberfusion

    WHY THIS

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

    Cyberfusion is a VR roguelike, physics-based, full-body FPS that immerses you in a futuristic battlefield. Featuring cybernetic implants and procedurally generated levels, this game challenges you to adapt and survive in a world where your body is your ultimate weapon.

    2025ActionIndieAdventure14.99 USDSteam ↗
  7. Jester's Dungeon

    WHY THIS

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

    An Obscure Dungeon Crawler where you a wizard, Dives into a dungeon to reclaim your stolen Toy from a wicked Jester.  Sacrifice your blood to the Black Eye and  use it's powers to survive, slay monsters and master the dungeon .

    2026ActionIndieAdventureSteam ↗
  8. Abyssmare

    WHY THIS

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

    Abyssmares is an action game based on Roguelite+first person shooting based on Cthulhu's mythical. [1] You play the role of a super warrior. [2] Explore the maze deep underground. [3] Continuously update your equipment and primary and secondary weapons. [4] Kill all moving creatures.

    2024ActionIndieRPG9.99 USDSteam ↗

Free alternatives

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

  1. Doki Doki Literature Club!

    WHY THIS

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

    The Literature Club is full of cute girls! Will you write the way into their heart? This game is not suitable for children or those who are easily disturbed.

    2017IndieFree To PlayCasualFreeDeck PlayableSteam ↗
  2. Life is Strange - Episode 1

    WHY THIS

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

    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 ↗
  3. Ultimate Custom Night

    WHY THIS

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

    Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!

    2018ActionIndieFree To PlayFreeSteam ↗
  4. ENA: Dream BBQ

    WHY THIS

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

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

    2025IndieAdventureFreeDeck VerifiedSteam ↗
  5. 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 SONAR.

    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 ↗
  6. STRAFTAT

    WHY THIS

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

    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 ↗
  7. The Looker

    WHY THIS

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

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

    2022IndieFreeDeck PlayableSteam ↗
  8. Sheepy: A Short Adventure

    WHY THIS

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

    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 ↗

Frequently asked about SONAR

What games are most similar to SONAR?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside SONAR are Death Imminent, Scary Cave Diving, Liha.
Who developed SONAR?
SONAR was developed by Sole Signal 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 SONAR.

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