How much revenue did The Coma 2B: Catacomb make?

$65k–$176k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did The Coma 2B: Catacomb sell?

Q: How many copies did The Coma 2B: Catacomb sell?

16k to 26k copies, based on its 640 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 16k–26k; $65k–$176k after Steam's cut $119k–$271k before Steam's cut; from 640 reviews (Mostly Positive)

Copies are estimated from the public review count, adjusted for release year, and cross-checked against SteamSpy's own estimate.

Did the prediction match what actually happened?

We hid The Coma 2B: Catacomb and predicted how it would do from its 8 similar games. Every figure here, including The Coma 2B: Catacomb's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 3.3M–6.1M

best case 8.5M (Resident Evil 2)

Games like The Coma 2B: Catacomb

A typical game among these

≈ 3.3M–6.1M copies

≈ $40.7M–$67.2M after Steam's cut

from ~115k reviews

Only the top fifth of 2019's Steam releases earned $34k or more before Steam's cut, so plan for that or less.

All 8 of the similar games are hits.

Best case: Resident Evil 2 at ≈ 6.5M–10.5M copies, ≈ $70.9M–$190.7M after Steam's cut.

What their first month looked like

About half the games that made it here had over 4k reviews in their first month; the range was 3k to 45k.

The genre you'd be entering

These games: The similar games share Horror (8 of 8) and Survival Horror (7 of 8).
The winners: Winners here lead with Zombies + Survival Horror, priced around $40.
When they shipped: The similar games span 2013 to 2024, and 1 of the 8 shipped in the last two years.

How these numbers were worked out

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

Copies come from each game's reviews times a sales-per-review rate that falls with release age, from about 31 for the most recent game here to about 79 for the oldest, then widened into a range; revenue rides on that estimate times price. Source: GameDiscoverCo (2020) and VG Insights (2021).

Similar games

Game	Est. copies	Est. revenue	Price	Reviews	Tags
DEVOUR 2021	Est. copies ≈ 2.2M–3.6M SteamSpy 2M–5M	Est. revenue $6.0M–$16.2M after Steam's cut $11.0M–$24.9M before Steam's cut	$9.99	88k reviews Very Positive	HorrorOnline Co-Op
Friday the 13th: The Game 2017	Est. copies ≈ 2.6M–4.3M SteamSpy 2M–5M	Est. revenue Free	Free	77k reviews Very Positive	HorrorMultiplayer
Poppy Playtime 2021	Est. copies ≈ 3.5M–5.7M SteamSpy 5M–10M	Est. revenue Free	Free	143k reviews Very Positive	HorrorFree to Play
Little Nightmares 2017	Est. copies ≈ 4.0M–6.5M SteamSpy 5M–10M	Est. revenue $22.1M–$59.3M after Steam's cut $40.1M–$91.3M before Steam's cut	$19.99	117k reviews Very Positive	HorrorAtmospheric
Outlast 2013	Est. copies ≈ 8.8M–14.4M SteamSpy 2M–5M	Est. revenue $36.4M–$98.0M after Steam's cut $66.3M–$150.7M before Steam's cut	$14.99	140k reviews Overwhelmingly Positive	HorrorFirst-Person
Resident Evil 2 2019	Est. copies ≈ 6.5M–10.5M 2.0x vs typical SteamSpy 5M–10M	Est. revenue $70.9M–$190.7M after Steam's cut $129.0M–$293.4M before Steam's cut	$39.99	224k reviews Overwhelmingly Positive	ZombiesSurvival Horror
The Outlast Trials 2024	Est. copies ≈ 2.8M–4.5M SteamSpy 2M–5M	Est. revenue $30.7M–$82.5M after Steam's cut $55.8M–$126.9M before Steam's cut	$39.99	112k reviews Very Positive	HorrorMultiplayer
Ultimate Custom Night 2018	Est. copies ≈ 1.9M–3.1M SteamSpy 2M–5M	Est. revenue Free	Free	63k reviews Very Positive	Free to PlayHorror