Released Jun 22, 2026 Early Access $7.99 Mixed Not counted on Steam profiles yet

Acatalepsy

By Heavy_Tankr

Multiplayer Horror Survival Horror Dungeon Crawler Surreal Adventure Atmospheric First-Person 3DWalking SimulatorSupernaturalRealistic

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Reviews 14 Mixed

Players now 0 Peak today 0

Followers, 30 days — Not enough history yet

Acatalepsy is a game tagged Multiplayer, Horror and Survival Horror by Heavy_Tankr, released Jun 22, 2026. It has 14 Steam reviews (Mixed). The Steam games most like it include Backrooms: Facility Unknown, Backrooms Level X and Exitless.

Welcome to Acatalepsy, a new take on the liminal space experience. Progress deeper into varying liminal spaces with your team. Complete various tasks to continue forward, dive deeper, and don't expect to survive for long. You aren't alone in these spaces; nowhere is safe.

From the Steam page

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<a href="https://launchrivals.com/games/3922260-acatalepsy"><img src="https://launchrivals.com/games/3922260/badge.png" alt="Acatalepsy launch date" width="320" height="84"></a>

<a href="https://launchrivals.com/games/3922260-acatalepsy"><img src="https://launchrivals.com/games/3922260/badge.png?theme=light" alt="Acatalepsy launch date" width="320" height="84"></a>

Backrooms: Facility Unknown 77% match · Multiplayer, Horror, Survival Horror
Backrooms Level X 67% match · Horror, Survival Horror, Surreal
Exitless 67% match · Horror, Survival Horror, Surreal
Hear the Void 67% match · Multiplayer, Horror, Survival Horror
BABAVA's Playspace 65% match · Horror, Survival Horror, Surreal
Deep Hell 65% match · Horror, Survival Horror, Adventure
Lucid Falls 65% match · Horror, Survival Horror, Surreal
Pyrami Head 65% match · Multiplayer, Horror, Survival Horror
Bloody Forest 65% match · Multiplayer, Horror, Survival Horror
The Backrooms: Liminalphobia 65% match · Multiplayer, Horror, Survival Horror

Steam data

Everything Steam lists for Acatalepsy · record updated 1 hour ago

Steam store

Overview

App ID3922260

Release dateJun 22, 2026

Last change number40102832

Last record update1 hour ago

App type: Game
Developer: Heavy_Tankr
Publisher: Heavy_Tankr
Steam profile: Not counted yet: Steam is still getting to know this game, so it doesn't add to game counts or achievement totals · checked 1 day ago

Windows

Steam Deck: Unsupported

Single-playerMulti-playerCo-opOnline co-opSteam AchievementsFamily Sharing

Prices

Price · US$7.99

On sale0 of 41regions right now

Lowest seen · US$7.99Oct 23, 2026

Checked6 hours agoin 41 regions

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Every price change is kept from Oct 23, 2026 on. Pick a region below to compare.

Patches

Build	Branch	Updated
26117024	public	Oct 21, 2026
26117024	unstable	Oct 21, 2026
24806482	legacy	Aug 18, 2026

Depots

ID	Name	Systems	Size	Download	Manifest
228989	— shared from 228980	Windows	—	—	—
228990	— shared from 228980	Windows	—	—	—
3922261	—	Windows	3.12 GB	2.70 GB	4921981478996933356

Branch	Build	Updated	Access
public	26117024	Oct 21, 2026	Open
unstable Unstable branch of Acatalepsy	26117024	Oct 21, 2026	Open
legacy Previous version of Acatalepsy.	24806482	Aug 18, 2026	Open

Configuration

Install foldersteamapps/common/Liminality

Executable	Arguments	Systems	Description
Acatalepsy.exe		Windows

Achievements

Achievements80 hidden

Most unlocked99.3%Open the Game

Rarest0.9%30 Levels Deep In A Single Run

Open the Game Welcome to Acatalepsy! 99.3%
1 Level Deep You either survived the first level or you didn't. Either way, you're here now. 17.1%
5 Levels Deep In A Single Run Not bad at all. Still more to go. 2.6%
10 Levels Deep In A Single Run This is difficult, good job making it this far. 1.5%
15 Levels Deep In A Single Run This is not an easy accomplishment. Be proud of yourself. 1%
20 Levels Deep In A Single Run Now you're really going for it. Don't stop now. 1%
25 Levels Deep In A Single Run 25 Levels, truly astonishing. 0.9%
30 Levels Deep In A Single Run Only people with true dedication make it this far. This is borderline insanity. 0.9%