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Penumbra Overture

Mar 6, 2009 Action $9.99
Developer Frictional Games Publisher Frictional Games
P
Penumbra Overture header

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First-person survival horror action-adventure indie game from Frictional Games, built around horror and exploration. Released in 2009 and self-published by Frictional Games, it has 4,113 Steam reviews at 91% positive and a $9.99 initial price.

Overview

Penumbra Overture is a 2009 Action game developed by Frictional Games and published by Frictional Games. On Steam it has gathered 3,758 player reviews, 91% of them positive, which counts as a very positive reception among indie titles in the Action category. The game is available on linux, mac, windows, and launched at $10. The pairing of developer Frictional Games with publisher Frictional Games is one of the studio-publisher relationships indielist tracks, letting players find comparable games and letting developers and investors study how Action projects reach the market. indielist's white-box method estimates its lifetime sales at roughly 192,000 to 447,000 units, with the full Boxleiter factor breakdown shown on this page rather than a single black-box figure. Within indielist's catalog of indie games mapped to their studios, publishers, and funding, Penumbra Overture can be compared against similar Action titles and benchmarked on review counts and estimated sales.

Reviews

3,758

Positive

91%

Steam appid

22180

Engine

Unknown

Players (snapshot)

Unavailable

Sales estimate

v1.0

192K to 447K

units (median: 319K)

≈ $1.1M to $2.6M modeled net revenue (fixed store-cut, refund, and regional-price assumptions applied)

192K median 447K
+ How is this calculated?
3,758 reviews × NB(85) = 319,430 median units
Factor Adjustment
base +50
year_2009 +30
price_$10 -5
positive_91% +10
final NB 85

Heuristic display range: median × [0.6, 1.4]. Boundary protection: NB ∈ [15, 150].

Methodology & limitations

Sales estimates use an additive Boxleiter-derived heuristic against public Steam review counts. They are not authoritative sales data, and the fixed display range is not a statistically validated confidence interval. Actual results may fall outside it, especially for deeply discounted or bundle-heavy titles. Algorithm version v1.0. Read the exact method and validation status.

indielist estimates lifetime unit sales for Penumbra Overture at roughly 192,000 to 447,000 copies, with a median around 319,000, derived from its 3,758 Steam reviews using a multi-factor Boxleiter method (version v1.0). That median maps to approximately $1.8M in net revenue after Steam's 30% cut, regional pricing, and refunds. Unlike black-box trackers, the full calculation is shown on this page: a base review-to-sales multiplier is adjusted for release year, launch price, review sentiment, studio size, and genre, and every adjustment is listed so developers, publishers, and investors can audit exactly how the figure was reached. The range itself reflects genuine uncertainty — review-to-sales ratios vary widely between games — so indielist publishes a low, median, and high band rather than a false-precision single number, and treats free-to-play, heavily discounted, and bundle-distributed titles as having wider error margins still.

Price history

No tracked store price observations are available for this game in the last 90 days.

Where to buy

Affiliate disclosure

No tracked store price observation is available yet; links go straight to each store. Some are affiliate links — we may earn a commission at no extra cost to you. Learn more.

Platforms

linuxmacwindows

Tags

HorrorAdventureFirst-PersonIndieSurvival HorrorAtmosphericPsychological HorrorSingleplayerStory RichStealthDarkPuzzleLovecraftianActionSurvivalClassic

Frequently asked questions

How many copies has Penumbra Overture sold?
indielist estimates Penumbra Overture has sold between 191,658 and 447,202 units (median 319,430), derived from its 3,758 Steam reviews with the white-box Boxleiter v1.0 method. The full breakdown is shown on the page.
Who developed Penumbra Overture?
Penumbra Overture was developed by Frictional Games and published by Frictional Games.
Who published Penumbra Overture?
Penumbra Overture was published by Frictional Games, developed by Frictional Games. See Frictional Games's full catalogue and submission status on indielist.
When was Penumbra Overture released?
Penumbra Overture was released in 2009.
How many reviews does Penumbra Overture have on Steam?
Penumbra Overture has 3,758 Steam reviews, of which 91% are positive.
Is Penumbra Overture worth playing?
Steam players rate Penumbra Overture 91% positive across 3,758 reviews. indielist doesn't score games editorially; it surfaces public review sentiment and a white-box sales estimate so you can judge reception and reach yourself.

Ecosystem

Players looking for games like Penumbra Overture can compare it on indielist against semantically similar Action titles such as Amnesia: The Dark Descent, SOMA, We Happy Few, Poppy Playtime, ranked by shared tags and genre rather than by ad spend. On the developer side, Frictional Games's other releases and Frictional Games's wider catalog are one click away, letting developers benchmark where Penumbra Overture sits among a studio's body of work and how its publisher's portfolio performs. Because indielist maps studios, publishers, games, and funding into one connected graph, the same Penumbra Overture page serves three audiences at once: players hunting their next Action game, developers studying how comparable projects were positioned and what they sold, and investors tracing which teams and labels are active in the space. A machine-readable markdown mirror of this page is published at the same path with a .md suffix for AI assistants, and its review, price, and sales-estimate figures are refreshed on a schedule rather than frozen at launch.

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