How much revenue did Fibrillation HD make?

$18k–$48k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Fibrillation HD sell?

Q: How many copies did Fibrillation HD sell?

13k to 21k copies, based on its 377 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 13k–21k; $18k–$48k after Steam's cut $32k–$74k before Steam's cut; from 377 reviews (Very 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 Fibrillation HD and predicted how it would do from its 8 similar games. Every figure here, including Fibrillation HD's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 617k–3.2M

best case 11.6M (Outlast)

Games like Fibrillation HD

A typical game among these

≈ 617k–3.2M copies

≈ $4.8M–$20.1M after Steam's cut

from ~31k 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: Outlast at ≈ 8.8M–14.4M copies, ≈ $36.4M–$98.0M after Steam's cut.

The genre you'd be entering

These games: The similar games share Horror (8 of 8) and Psychological Horror (8 of 8).
The winners: Winners here lead with Horror + First-Person, priced around $15.
When they shipped: The similar games span 2010 to 2020, and none of them 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
Amnesia: The Dark Descent 2010	Est. copies ≈ 2.3M–3.7M SteamSpy 2M–5M	Est. revenue $12.4M–$33.4M after Steam's cut $22.6M–$51.4M before Steam's cut	$19.99	36k reviews Very Positive	HorrorGore
The Beast Inside 2019	Est. copies ≈ 351k–570k SteamSpy 500k–1M	Est. revenue $2.4M–$6.5M after Steam's cut $4.4M–$10.0M before Steam's cut	$24.99	12k reviews Very Positive	HorrorAdventure
Visage 2020	Est. copies ≈ 274k–445k SteamSpy 200k–500k	Est. revenue $2.6M–$7.1M after Steam's cut $4.8M–$10.9M before Steam's cut	$34.99	11k reviews Very Positive	Horror Psychological Horror
Outlast 2013	Est. copies ≈ 8.8M–14.4M 4.5x vs typical 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
港詭實錄ParanormalHK 2020	Est. copies ≈ 510k–829k SteamSpy 500k–1M	Est. revenue $1.8M–$4.9M after Steam's cut $3.3M–$7.5M before Steam's cut	$12.99	21k reviews Very Positive	HorrorSexual Content
Layers of Fear (2016) 2016	Est. copies ≈ 1.2M–1.9M SteamSpy 2M–5M	Est. revenue $6.3M–$17.1M after Steam's cut $11.5M–$26.3M before Steam's cut	$19.99	28k reviews Very Positive	Horror Psychological Horror
Getting Over It with Bennett Foddy 2017	Est. copies ≈ 2.8M–4.6M 2.7x vs typical SteamSpy 2M–5M	Est. revenue $6.2M–$16.8M after Steam's cut $11.4M–$25.8M before Steam's cut	$7.99	83k reviews Very Positive	Psychological HorrorDifficult
The Evil Within 2014	Est. copies ≈ 1.9M–3.1M SteamSpy 2M–5M	Est. revenue $10.4M–$28.0M after Steam's cut $18.9M–$43.0M before Steam's cut	$19.99	34k reviews Very Positive	Horror Survival Horror