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How many copies did Narcosis sell?

Estimated copies sold
≈ 50k–82k
$207k–$557k after Steam's cut $377k–$858k before the cut
from 1k reviews (Mostly Positive)

A labeled estimate from the public review count (adjusted for release year), not exact sales. Owner data cross-checked with SteamSpy.

Does this actually work?

We left Narcosis out and predicted the genre from its 8 similar games. Every figure here, including Narcosis's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 2.0M–3.4M
best case 15.0M (Subnautica)

All 8 of your similar games are hits. A big, proven genre for a game like yours.

A hit here: 1,000+ reviews, roughly $150k+ before Steam's cut (a standard indie benchmark).

A typical game
≈ 2.0M–3.4M copies
≈ $15.7M–$37.7M after Steam's cut
from ~42k reviews
Best case
≈ 11.5M–18.6M copies
Subnautica · ≈ $94.5M–$254.0M after Steam's cut
The genre you'd be entering
Your set
Your set clusters on Horror (7 of 8) and FPS (4 of 8).
The winners
Winners here lead with Open World Survival Craft + Survival, priced around $30.
The era
The games you compared span 2007 to 2021, a genre with a long track record.

Copies and revenue are rough lifetime estimates from the review count.

Similar games

SOMA
2015
Est. copies
≈ 2.4M–3.9M
SteamSpy 2M–5M
Est. revenue
$19.9M–$53.4M after Steam's cut $36.1M–$82.2M before the cut
$29.99
52k reviews
Overwhelmingly Positive
BioShock™
2007
Est. copies
≈ 1.7M–2.7M
SteamSpy 2M–5M
Est. revenue
$9.2M–$24.6M after Steam's cut $16.7M–$37.9M before the cut
$19.99
32k reviews
Very Positive
FPSAtmospheric
Subnautica
2018
Est. copies
≈ 11.5M–18.6M
8.9x vs typical
SteamSpy 5M–10M
Est. revenue
$94.5M–$254.0M after Steam's cut $171.8M–$390.8M before the cut
$29.99
377k reviews
Overwhelmingly Positive
Open World Survival CraftSurvival
BioShock™ Remastered
2016
Est. copies
≈ 2.6M–4.2M
1.5x vs typical
SteamSpy 2M–5M
Est. revenue
$14.1M–$38.0M after Steam's cut $25.7M–$58.4M before the cut
$19.99
64k reviews
Very Positive
BioShock™ 2 Remastered
2016
Est. copies
≈ 1.2M–1.9M
SteamSpy 2M–5M
Est. revenue
$6.6M–$17.6M after Steam's cut $11.9M–$27.1M before the cut
$19.99
30k reviews
Mostly Positive
FPSAction
Subnautica: Below Zero
2021
Est. copies
≈ 2.7M–4.3M
2.5x vs typical
SteamSpy 2M–5M
Est. revenue
$22.0M–$59.2M after Steam's cut $40.1M–$91.1M before the cut
$29.99
108k reviews
Very Positive
Open World Survival CraftSurvival
Depth
2014
Est. copies
≈ 1.7M–2.8M
SteamSpy 1M–2M
Est. revenue
$9.4M–$25.3M after Steam's cut $17.1M–$38.9M before the cut
$19.99
33k reviews
Very Positive
ShooterMultiplayer
SpongeBob SquarePants: Battle for Bikini Bottom - Rehydrated
2020
Est. copies
≈ 477k–776k
SteamSpy 1M–2M
Est. revenue
$3.9M–$10.6M after Steam's cut $7.2M–$16.3M before the cut
$29.99
18k reviews
Very Positive
3D PlatformerAdventure

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