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Depths of Sanity

Depths of Sanity

A mysterious signal. A missing crew. And the one man trying to piece it all together. As Abe Douglas, dive deep into a fully underwater metroidvania to explore massive oceanic biomes, battle monstrous bosses, and piece together a mystery that threatens not only your crew, but your own sanity.

Released Nov 1, 2022 Developer Bomb Shelter Games Platforms Windows MetroidvaniaUnderwaterLovecraftianExplorationSubmarine
View on Steam ↗ $14.99 (US · as of 2026-05-18)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-28.

88.3%positive94 reviews
Recommended · 1 found this helpful

“I bought this game some time back as I like vague unsettling Lovecratftian horror and boy did this game not dissappoint. The sense of exploring the unknown is great. You're constantly discovering new areas, abilities, weapons, secrets, and strange creatures lurking in the…”

— a player, Steam review · 16 hrs played
Recommended · 1 found this helpful

“What a gem of a game! I felt like a kid again, exploring this atmospheric underwater world and combining weapons and abilities to go deeper and deeper... It's motivating and challenging in the right to take it to the very end.”

— a player, Steam review · 6 hrs played
Read more reviews ↗

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-28.

26achievements
19.7%median completion
0.8%rarest: EMMA Take the Wheel
78.1% of players 61.1% of players 49.6% of players 37.0% of players 33.0% of players 29.7% of players 29.2% of players 28.1% of players 26.5% of players 24.6% of players 22.5% of players 21.5% of players 20.4% of players 19.7% of players 17.0% of players 15.1% of players 15.0% of players 12.3% of players 12.2% of players 8.5% of players 4.7% of players 4.3% of players 3.8% of players 1.3% of players 1.2% of players 0.8% of players 78.1% 0% most earned rarest
Almost everyone has
78.1%Found Nemo — Hidden achievement
61.1%Gone Fishin' — Kill 100 fish
49.6%Call Me Ishmael — Slay the white whale
Rarest badges of honor
0.8%EMMA Take the Wheel — Beat the game without picking up the Sonar or Deep-Sea Lights
1.2%Marlin, You Son of a... — Kill fewer than 10 clownfish/sprouted clownfish in a single playthrough
1.3%Speed Swimmer — Beat the game in under 3hrs

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Aug 29, 2024
Depths of Sanity is out now on Nintendo Switch!

After two long years, Depths of Sanity is out now on Nintendo Switch! If you missed it, check out the launch trailer here! If you've been waiting for this release, thank you for keeping track of us ov

Aug 02, 2024
Depths of Sanity Launches on Nintendo Switch August 29th!

It’s been a long, LONG time since we last spoke. Apologies for the radio silence, but our team has been heads down and we didn’t want to reach out until we had big news. And now we do: Depths of Sanit

Jun 06, 2023
Checking In - Update 05

Hey Everyone, We wanted to give ya'll a quick update since it's been a few months since the last notes. 1. The Xbox version nearly complete, and we're hoping to submit for approval soon. Switch versio

Mar 04, 2023
Popping and Soft Locking - Update 04

Hey all! We're hard at working porting this fella to Xbox and Switch, so not a ton of Steam updates, just some bug fixes. Shout out to user Paradox for being too good at the end boss fight to cause a

Jan 02, 2023
Hot Fix - Update 03

Hey all! Back again this week with some bug fixes. This was a nasty one. Shout out to JubeJube1 for finding it. Turns out, if you missed the armor hull in the second world, then got the depth hull (or

Games like Depths of Sanity

From our knowledge graph — ranked by shared traits, not a black box. Each card says why it's here.

Decarnation Decarnation 87.8% · 534 reviews shares Lovecraftian, Surreal, Dark, Psychological Horror They Breathe They Breathe 83.2% · 841 reviews shares Underwater, Lovecraftian, Dark, Psychological Horror Iron Lung Iron Lung 92.2% · 8,867 reviews shares Submarine, Underwater, Surreal, Dark No one lives under the lighthouse Director's cut No one lives under the lighthouse Director's cut 85.7% · 1,642 reviews shares Lovecraftian, Surreal, Dark, Psychological Horror Swallow the Sea Swallow the Sea 97.1% · 1,609 reviews shares Submarine, Underwater, Lovecraftian, Dark Haiku, the Robot Haiku, the Robot 91.1% · 2,125 reviews shares Metroidvania, Side Scroller, Retro, Action Adventure Lone Survivor: The Director's Cut Lone Survivor: The Director's Cut 84.8% · 1,035 reviews shares Side Scroller, Dark, Psychological Horror, Retro Reveal The Deep Reveal The Deep 82.5% · 926 reviews shares Underwater, Lovecraftian, Side Scroller, Psychological Horror

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-28.

GenresAction, Adventure, Indie
Player tagsMetroidvania · Underwater · Lovecraftian · Exploration · Submarine · Pixel Graphics · Story Rich · Adventure · Singleplayer · Psychological Horror · 2D · Early Access (SteamSpy community voting)
FeaturesSingle-player · Partial Controller Support · Steam Cloud · Family Sharing
LanguagesEnglish
Achievements26
Official sitehttp://depthsofsanity.com
Minimum system requirements (PC)

Minimum: OS *: Windows XP/Vista/7/8/10 Processor: INTEL Core 2 Duo 2.8 GHz Memory: 2 GB RAM Graphics: On board graphics card DirectX: Version 9.0c Storage: 500 MB available space