How much revenue did System Purge make?

$7k–$19k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did System Purge sell?

Q: How many copies did System Purge sell?

5k to 8k copies, based on its 208 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 5k–8k; $7k–$19k after Steam's cut $13k–$29k before the cut; from 208 reviews (Very 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 System Purge out and predicted the genre from its 8 similar games. Every figure here, including System Purge's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 4.5M–7.1M

best case 38.6M (Portal 2)

Games like System Purge

The middle of these games

≈ 4.5M–7.1M copies

≈ $42.9M–$102.4M after Steam's cut

from ~125k reviews

Only the top fifth of 2019’s Steam releases earned about $34k gross, so plan for that or less.

7 of your 8 similar games are hits.

Best case: Portal 2 at ≈ 29.4M–47.8M copies, ≈ $80.8M–$217.4M after Steam's cut.

The genre you'd be entering

Your set: Your set clusters on Female Protagonist (5 of 8) and Horror (5 of 8).
The winners: Winners here lead with Platformer + Puzzle, priced around $10.
The era: The games you compared span 2011 to 2023, 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
Little Nightmares 2017	Est. copies ≈ 4.0M–6.5M SteamSpy 5M–10M	Est. revenue $22.0M–$59.2M after Steam's cut $40.1M–$91.1M before the cut	$19.99	117k reviews Very Positive	HorrorAtmospheric
Celeste 2018	Est. copies ≈ 4.4M–7.2M SteamSpy 2M–5M	Est. revenue $24.5M–$65.8M after Steam's cut $44.5M–$101.2M before the cut	$19.99	146k reviews Overwhelmingly Positive	Precision PlatformerDifficult
Alien: Isolation 2014	Est. copies ≈ 3.7M–6.1M SteamSpy 2M–5M	Est. revenue $41.0M–$110.1M after Steam's cut $74.5M–$169.4M before the cut	$39.99	66k reviews Very Positive	Horror Survival Horror
Portal 2 2011	Est. copies ≈ 29.4M–47.8M 3.7x vs typical SteamSpy 5M–10M	Est. revenue $80.8M–$217.4M after Steam's cut $147.0M–$334.4M before the cut	$9.99	466k reviews Overwhelmingly Positive	Platformer Puzzle
Resident Evil 2 2019	Est. copies ≈ 6.4M–10.4M 1.8x vs typical SteamSpy 5M–10M	Est. revenue $70.1M–$188.4M after Steam's cut $127.4M–$289.8M before the cut	$39.99	221k reviews Overwhelmingly Positive	ZombiesSurvival Horror
She Fell Off 2023	Est. copies ≈ 744–1k too small to compare SteamSpy under 20k	Est. revenue Free	Free	30 reviews Mostly Negative	3D PlatformerPrecision Platformer
GRIS 2018	Est. copies ≈ 2.9M–4.8M SteamSpy 2M–5M	Est. revenue $12.1M–$32.4M after Steam's cut $21.9M–$49.9M before the cut	$14.99	96k reviews Overwhelmingly Positive	BeautifulAtmospheric
Resident Evil 3 2020	Est. copies ≈ 3.1M–5.1M SteamSpy 2M–5M	Est. revenue $34.2M–$92.0M after Steam's cut $62.2M–$141.5M before the cut	$39.99	125k reviews Very Positive	ActionZombies