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Lucifer Within Us
Solve 3 increasingly intricate murders by examining the evidence -- find the motive, the means, and the opportunity. Use testimonies of the suspects as evidence by examining every detail for contradictions... and signs of sin. Purify the possessed. Purge the daemons.
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-28 · quoted reviews as of 2026-10-16.
“Target Audience: Mystery fans wanting a change of pace Summary: Lucifer Within Us is a hard nut to crack when it comes to recommending it or not. It's a game that story based mystery players will want to play: it uses a gameplay system that can stand up to the likes of the…”
— a player, Steam review · 5 hrs played“Easily the best tech demo I have ever played. I'm putting a "yes" in the recommendation box because it's worth buying if it's on sale and you're a big fan of investigative games. The gameplay and the system the devs have put in place for investigation is amazing, up there with…”
— a player, Steam review · 5 hrs played“if you're coming here from that GMTK video that just dropped, and you're a mystery game fan like me that was excited to try out one of the few titles that you hadn't heard of before: dear god do not buy this unfinished demo. especially not at full price. they made a proof of…”
— a player, Steam review · 5 hrs playedPlayer activity
Monthly average concurrent players. Live data self-collected from the Steam API · history through 2023-08 via SteamCharts.
Achievement stats
Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-10-21.
Price tracking
US-region pricing (USD), sampled twice daily by our own tracker since 2026-07-25. Steam prices vary by region — always confirm your local price on Steam.
Regional prices at last sample, in local currency — Steam sets each region's price independently.
Cheapest → most expensive, converted to USD at ECB reference rates (2026-10-23). 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.
Take a trip to hell and back
We’re celebrating summer in hell this year with a special 80% off discount on Lucifer Within Us! The game is also part of the Short Games Showcase on Steam featuring a variety of snack-sized games. Ou
Kitfox Celebrates Turning 10 Years Old!
In honor of our first decade of game development (hopefully the first of many), Kitfox is offering streams, discounts, and general frivolity in our Steam publisher sale! Behold, Lucifer Within Us is 5
Celebrate 9 years of Kitfox Games!
Single-player or co-op, horror or cute, romantic or funny, roguelike or mystery -- we have something for everyone! Starting from this very moment, the whole Kitfox catalogue is on sale to celebrate th
LudoNarracon highlights 3 Kitfox games' unique storytelling
All weekend, LudoNarraCon is showcasing various games with interesting storytelling in their gameplay, including 3 Kitfox games: Lucifer Within Us, Six Ages, and Fit For a King! Tune in to the event t
New Exorcist Discounts: Moon Hunters, Shrouded Isle, and more!
Welcome back, exorcist. We have identified new investigations for you to pursue, at your leisure. You see, by the blessings of Ain Soph, all Kitfox games are on sale , and at a special discount for th
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Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-05-12.
| Genres | Indie, Strategy |
| Player tags | Investigation · Detective · Demons · Experimental · Dark · Point & Click · Noir · Female Protagonist · Dystopian · Isometric · Third Person · Story Rich (SteamSpy community voting) |
| Features | Single-player · Steam Achievements · Steam Cloud · Family Sharing |
| Languages | English * , French * , German, Japanese, Portuguese - Portugal, Simplified Chinese, Korean * |
| Achievements | 12 |
| Official site | http://kitfoxgames.com |
Minimum system requirements (PC)
Minimum: OS *: Windows 7 Processor: Intel Core 2 Duo or equivalent Memory: 2 GB RAM Graphics: NVIDIA GeForce 740 or equivalent DirectX: Version 11 Storage: 2 GB available space