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Cathedral 3-D

Cathedral 3-D

👹 Puny humans have entered your domain and think they can chase you out of it – prove them wrong. Use your fiery breath and incredible agility to defend your Cathedral for as long as possible and let this fast-paced, arcade, endless arena FPS transport you back to the 90s! 👹

Released Oct 28, 2020 Developer Unfinished Games Platforms Windows · Mac · Linux First-PersonViolentFPS3D1990's
View on Steam ↗ $4.99 (US · as of 2026-05-14)

What players say

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

60.2%positive118 reviews
Not recommended · 0 found this helpful

“This game makes no sense at all.”

— a player, Steam review · 0 hrs played
Read more reviews ↗

Player activity

Monthly average concurrent players. History through 2020-11 via SteamCharts; self-collected from the Steam API since Aug 2026.

5all-time peak
0 0 0 0 avg · Nov 2020

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.

28achievements
12.8%median completion
12.4%rarest: The Beast that Shouted 'I' at the Heart of the World
76.0% of players 30.6% of players 28.3% of players 27.4% of players 23.1% of players 17.3% of players 15.0% of players 14.2% of players 14.0% of players 13.9% of players 13.4% of players 13.3% of players 13.0% of players 13.0% of players 12.8% of players 12.8% of players 12.8% of players 12.6% of players 12.6% of players 12.6% of players 12.6% of players 12.6% of players 12.5% of players 12.5% of players 12.5% of players 12.5% of players 12.4% of players 12.4% of players 76.0% 0% most earned rarest
Almost everyone has
76.0%Oops, that shouldn't happen! — Hidden achievement
30.6%Unholy weather — See the red sky for the first time.
28.3%Now that's a pro gamer move — Hidden achievement
Rarest badges of honor
12.4%The Beast that Shouted 'I' at the Heart of the World — Hidden achievement
12.4%g o d l i k e — Reach a level 10 combo
12.5%A glitch in the matrix — Score at least 50,000 points without getting hit more than once.

Latest official news

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

Feb 19, 2026
PLAY Chapel 3-D: The Ascent FOR FREE NOW!

PLAY Chapel 3-D for FREE NOW! Chapel 3-D: The Ascent is a break-neck, violent boomer shooter inspired by classics of the genre. Experience the story behind the events of Cathedral 3-D and make your en

Jun 30, 2022
A Sense of Achievement in a Cruel World

Hello, Fearfolks! The sun is burning hot, and so is the fury of the mighty beast invaded in his own home by puny humans. But even a being that perfect and powerful needs motivation to keep going. Of c

Jun 07, 2022
A Simple Guide to Being a Monster

Hello, Fearfolks! Cathedral 3-D features some out-of-the-box gameplay that’s not immediately intuitive to everyone so we figured we can provide some tips to new monsters looking to get into massacring

May 25, 2022
Patch 2.1: Fixes, fixes, fixes

Hello, fearfolks! Slaying puny humans won't end so quickly. They're still trying to destroy you, but we all know they're doomed as soon as they entered the Cathedral. Without further ado, we're giving

Mar 15, 2022
Feardemic’s Fear Fest is here to rock your world!

https://cdn.cloudflare.steamstatic.com/steamcommunity/public/images/clans/29115981/3e7e277386802bfc38ce01b7d011e2f9aec009c2.jpg Watch the stream today at 7 pm CET/ 10 am PST and see new trailers for F

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Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

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

GenresAction, Indie
Player tagsFirst-Person · Violent · FPS · 3D · 1990's · Retro · Demons · Old School · Shooter · Singleplayer · Sci-fi · Fast-Paced (SteamSpy community voting)
FeaturesSingle-player · Steam Achievements · Steam Leaderboards · Family Sharing
LanguagesEnglish, French, Italian, German, Spanish - Spain, Japanese, Korean, Polish, Portuguese - Brazil, Russian, Simplified Chinese, Turkish
Achievements28
Minimum system requirements (PC)

Minimum: Requires a 64-bit processor and operating system OS *: Windows 7 64-bit Processor: 1.7 GHz Intel Core i7 (4th gen, Haswell) Memory: 1024 MB RAM Graphics: Intel HD Graphics 5000 (or other compatible with OpenGL 3.3) Storage: 100 MB available space