The Tartarus Key

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The Tartarus Key

Short description

There’s no way out for Alex Young who wakes up to find herself locked in a strange mansion filled with puzzles, traps, and cameras following her every move. Whether she and her companions live or die, and find the truth behind their abduction, is up to you in this first-person mystery thriller.

Developer
Vertical Reach
Publisher
Armor Games Studios
Release
Wed, May 31, 2023
Price
$19.99
Reviews
233
Positive
93%
Followers
n/a
Owners (estimated)
50K – 100K
Concurrent players
n/a
Genres
Adventure
Features
Full controller support, Steam Trading Cards, Camera Comfort, Custom Volume Controls, Playable without Timed Input, DualShock Controller Support, DualSense Controller Support, Save Anytime, Stereo Sound, Subtitle Options
Tags
Adventure Psychological Horror Exploration Singleplayer Choices Matter Multiple Endings Horror Escape Room Puzzle First-Person Story Rich Psychological Mystery Thriller Female Protagonist Atmospheric Detective 3D Stylized Lovecraftian
Revenue (estimated, gross)~$197ksomewhere between $87k and $1.9m · roughly 5K–100K copies

Review count and SteamSpy's owner range disagree, so the band is widened to cover both rather than picking a favourite. Multiplied by $18.77, the average price these copies actually sold for — weighted from the price history rather than taken from the $19.99 launch price. That is 6% below list price on average. Before Steam's cut, VAT and refunds. How these numbers are calculated.

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History

Tracking started Aug 11, 2026. Charts appear once there is more than one data point — nothing has changed since.

85 data points going back to May 1, 2023 lie outside the 90-day window of your plan. Plus shows the complete history.

How crowded is this niche?

How full the niche around The Tartarus Key is — measured on the tags it leads with, against every other combination on Steam.

±?? Adventure + Psychological Horror + Exploration

Combinations under 15 games are left out to reduce the influence of small samples. The games below share those tags and are free to browse.

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Similar games that found an audience

Games sharing at least 3 of this title's leading tags, with enough reviews to have gone somewhere. Ranked by how much they overlap, not by how big they are. − missing and + extra mark the tags each one does not share with The Tartarus Key. Studio counts the titles that developer has released — the closest thing to production scale that public data allows. It is not a budget, and nobody publishes those.

Image Name Studio Shared Tag difference Price Reviews Positive Released Revenue (estimated)
Urban Myth Dissolution Center Urban Myth Dissolution Center Hakababunko 2 titles 4 − Choices Matter − Multiple Endings + Visual Novel + 2D $17.99 5,852 88% Wed, Feb 12, 2025 $3.4m
$2m – $3.4m
The Casting of Frank Stone The Casting of Frank Stone Supermassive Games 9 titles 4 − Psychological Horror − Exploration + Horror + Story Rich $29.99 5,521 62% Tue, Sep 03, 2024 $5.4m
$3m – $5.4m
Until Dawn Until Dawn Ballistic Moon first game 4 − Psychological Horror − Exploration + Horror + Choose Your Own Adventure $59.99 3,525 83% Fri, Oct 04, 2024 $5.6m
$3.9m – $5.6m
Toilet Chronicles Toilet Chronicles Madi Abdykarimov 3 titles 4 − Psychological Horror − Exploration + First-Person + Comedy $9.99
$0.99
90%
best price ever
1,522 90% Thu, Jul 14, 2022 $390k
$237k – $390k
tERRORbane tERRORbane BitNine Studio 2 titles 4 − Psychological Horror − Exploration + Choose Your Own Adventure + Action-Adventure $15.99 345 87% Fri, Apr 01, 2022 $301k
$301k – $415k

There are more like this. Your plan shows the 5 closest neighbours; Plus and Pro show up to 100 — enough to see the shape of a niche instead of a sample of it.

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