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School 666

School 666

School 666 is a 1-4 Player Co-op Survival Horror. You must escape this endless nightmare. Try to identify the correct path and survive the anomalies in this endless school. Some extremely powerful anomalies will catch you to their dimensions. Explore the reason why you are here... and don't die.

Released Jun 11, 2025 Developer Lokin Platforms Windows HorrorOnline Co-OpRealisticPsychological HorrorAdventure
View on Steam ↗ $9.99 (US · as of 2026-09-26)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-25.

83.5%positive690 reviews
Recommended · 0 found this helpful

“Great anomaly game, waiting for Kowloon 666!”

— a player, Steam review · 6 hrs played
Recommended · 2 found this helpful

“School 666 is a psychological horror experience developed and published by Lokin that transforms an ordinary educational setting into a place of relentless paranoia. At first glance, the school appears mundane, but each trip through its endless hallways slowly reveals unsettling…”

— a player, Steam review · 13 hrs played
Recommended · 1 found this helpful

“peak w friends, has many fun minigames, bugs/errors were not gamebreaking or anything, fun casual game tbh”

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

Player activity

Monthly average concurrent players. Live data self-collected from the Steam API · history through 2026-08 via SteamCharts.

674all-time peak
0 100 200 2026 138 avg · Jun 2025

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.

31achievements
44.5%median completion
9.0%rarest: Wake Up!!!
99.0% of players 90.1% of players 87.7% of players 84.5% of players 80.9% of players 77.4% of players 74.6% of players 72.1% of players 58.3% of players 52.8% of players 50.6% of players 50.2% of players 49.5% of players 48.0% of players 46.0% of players 44.5% of players 43.9% of players 41.4% of players 39.1% of players 38.1% of players 38.0% of players 37.4% of players 37.0% of players 36.5% of players 36.3% of players 26.9% of players 24.6% of players 23.4% of players 21.7% of players 18.2% of players 9.0% of players 99.0% 0% most earned rarest
Almost everyone has
99.0%Welcome To The Nightmare! — First time starting the game
90.1%Escape from the Endless Exam — Complete chapter 1 floor 066
87.7%Escape from the Worst Friends — Complete chapter 1 floor 166
Rarest badges of honor
9.0%Wake Up!!! — Complete Tutorial
18.2%Ending 1 : Quit the game and leave him behind — Hidden achievement
21.7%It's a trap XD — Click "yes" in the praying scene

Price tracking

US-region pricing (USD), sampled twice daily by our own tracker since 2026-09-26. Steam prices vary by region — always confirm your local price on Steam.

$9.99current · sampled 2026-09-26 21:12 UTC
$9.99lowest since tracking began2026-09-26
US9.99 USD
EU9.75 EUR
UK8.50 GBP
Australia14.50 AUD
Canada12.99 CAD
Japan1,200 JPY
Brazil32.99 BRL
China42.00 CNY

Regional prices at last sample, in local currency — Steam sets each region's price independently.

China≈$6.3 Brazil Japan Canada US Australia EU UK≈$11

Cheapest → most expensive, converted to USD at ECB reference rates (2026-09-25). Relative comparison only.

Latest official news

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

Jun 28, 2025
Hotfix v1.2.13

Hotfix v1.2.13 Fix, cutscene player, multiplayer with bad connection have less problem on watching cutscene now Change, supporter area, change some text

Jun 17, 2025
10,000 Copies Sold!!! Thank you all!!!

10,000 Copies Sold!!! Thank you all!!! [img src="

Jun 17, 2025
Hotfix v1.2.12

Hotfix v1.2.12 Add, 2d character, player can use mouse scroll to switch weapon now Change, supporter area, remove some dodge ball Change, Chapter 2 boss 466, health of boss in multiple mode is increas

Jun 16, 2025
Hotfix v1.2.11

Hotfix v1.2.11 Change, emote wheel, player do not need to press it now Fix, chapter 1 boss 366, player cannot enter spectator mode correctly Fix, Alien, when all player dies, VHS effect didn't disappe

Jun 16, 2025
Plan to add a Hard Mode and New Anomalies

Plan to add a "Hard Mode" Hi everyone~ I'm Lokin. Some people say that this game is too boring and too easy, and the fixed number of anomalies in each chapter is too predictable. So, I plan to add a "

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-25.

GenresAction, Adventure, Indie
Player tagsHorror · Online Co-Op · Realistic · Psychological Horror · Adventure · First-Person · Action · Supernatural · Thriller · Action-Adventure · Multiple Endings · Exploration (Steam store community voting)
FeaturesSingle-player · Multi-player · Co-op · Online Co-op · Steam Achievements · Camera Comfort · Custom Volume Controls · Adjustable Difficulty
LanguagesEnglish * , French, Italian, German, Spanish - Spain, Russian, Turkish, Japanese, Polish, Thai, Simplified Chinese, Traditional Chinese, Portuguese - Portugal, Vietnamese, Korean *
Achievements31
Official sitehttps://lokin.gg/
Minimum system requirements (PC)

Minimum: OS: Windows 10 Processor: Intel® Core™ i5-6500 or equivalent Memory: 8 GB RAM Graphics: GeForce GTX™ 1050 Ti or equivalent DirectX: Version 11 Storage: 25 GB available space Additional Notes: Multiplayer games require an Internet connection.