DEAD LETTER DEPT.

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DEAD LETTER DEPT.

Short description

Working at a data entry job in the big city, you type up and transcribe the lost mail and letters that have nowhere else to go. But as the days carry on oddities in the mail start to emerge, and cracks begin to appear.

Developer
Belief Engine, Mike Monroe
Publisher
Belief Engine
Release
Thu, Jan 30, 2025
Price
$14.99
Reviews
1,758
Positive
95%
Followers
n/a
Owners (estimated)
20K – 50K
Concurrent players
n/a
Genres
Indie
Tags
Horror Typing Mystery Simulation Atmospheric Psychological Horror Stylized Text-Based Dystopian Surreal Short Dark Singleplayer First-Person Emotional Supernatural Multiple Endings Procedural Generation Adventure Experimental
Revenue (estimated, gross)~$708ksomewhere between $498k and $708k · roughly 35K–50K copies

Review count and SteamSpy's owner range agree well enough to narrow the estimate down to this band. Multiplied by $14.15, the average price these copies actually sold for — weighted from the price history rather than taken from the $14.99 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

2 data points since Aug 6, 2026. Gaps mean nothing changed — the value carries forward.

Revenue (est.) ~$708k → ~$708k
Reviews 1,758 → 1,758
Positive reviews 95.2% → 95.2%

The revenue curve is an estimate, not a measurement. It is the only calculated series here: each interval takes the review growth of that period, multiplies it by the sales-per-review factor and by the price actually charged at the time, and adds the result to the running total. That is why it climbs more slowly through discount periods than the review curve next to it. The last point is the same figure quoted above — gross, before Steam's cut, VAT and refunds. How these numbers are calculated.

The blurred area is the rest of the history. 102 further data points reach back to Jan 30, 2025 — your plan shows the last 90 days of it. How far each series in particular reaches is written on its own chart; not every one of them goes back that far. The shape in the blurred area is decoration, not data: the figures are not in this page at all. Plus unlocks the complete series.

Lowest recorded price: $9.74 on Apr 10, 2026.

How crowded is this niche?

How full the niche around DEAD LETTER DEPT. is — measured on the tags it leads with, against every other combination on Steam.

±?? Horror + Typing + Mystery

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 DEAD LETTER DEPT.. 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)
Water Delivery Water Delivery Frozen Lake Software 2 titles 5 − Typing + Adventure $5.99
$2.09
65%
best price ever
201 86% Wed, Sep 18, 2024 $54k
$24k – $96k
The Boba Teashop The Boba Teashop Mike Ten 5 titles 4 − Typing − Mystery + First-Person + Walking Simulator $4.99 1,009 96% Sun, Apr 20, 2025 $212k
$0 – $376k
I'm on Observation Duty 5 I'm on Observation Duty 5 Notovia 9 titles 4 − Typing − Simulation + Puzzle + Dark $9.99 770 96% Fri, May 13, 2022 $493k
$493k – $607k
Violent Horror Stories: anthology Violent Horror Stories: anthology Bober Bros 8 titles +7 4 − Typing − Mystery + Action + Puzzle $2.99 583 83% Tue, Aug 06, 2024 $78k
$60k – $139k
Exit From Exit From White Box 6 titles +1 4 − Typing − Simulation + Realistic + Physics $9.99
$0.99
90%
best price ever
493 84% Fri, Apr 16, 2021 $94k
$42k – $423k

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.

See the full neighbourhood Or start from the radar →