How much revenue did Outlast make?

$36.0M–$96.9M after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Outlast sell?

Q: How many copies did Outlast sell?

8.7M to 14.2M copies, based on its 138k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 8.7M–14.2M; $36.0M–$96.9M after Steam's cut $65.5M–$149.1M before the cut; from 138k reviews (Overwhelmingly 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 Outlast out and predicted the genre from its 4 similar games. Every figure here, including Outlast's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 13.9M–35.9M

best case 87.5M (Left 4 Dead 2)

Games like Outlast

The middle of these games

≈ 13.9M–35.9M copies

≈ $161.4M–$343.7M after Steam's cut

from ~424k reviews

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

All 4 of your similar games are hits.

From a small set, so take it as a sketch.

Best case: Left 4 Dead 2 at ≈ 66.7M–108.4M copies, ≈ $183.2M–$492.6M after Steam's cut.

The genre you'd be entering

Your set: Your set clusters on Survival (4 of 4) and Open World (3 of 4).
The winners: Winners here lead with Zombies + Co-op, priced around $10.
The era: The games you compared span 2009 to 2024, and 1 of your 4 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
Subnautica 2018	Est. copies ≈ 11.5M–18.7M SteamSpy 5M–10M	Est. revenue $95.0M–$255.4M after Steam's cut $172.7M–$393.0M before the cut	$29.99	379k reviews Overwhelmingly Positive	Open World Survival CraftSurvival
Sons Of The Forest 2024	Est. copies ≈ 7.9M–12.8M SteamSpy 10M–20M	Est. revenue $65.0M–$174.9M after Steam's cut $118.2M–$269.0M before the cut	$29.99	318k reviews Very Positive	SurvivalOpen World
Left 4 Dead 2 2009	Est. copies ≈ 66.7M–108.4M 2.5x vs typical SteamSpy 50M–100M	Est. revenue $183.2M–$492.6M after Steam's cut $333.1M–$757.9M before the cut	$9.99	1.1M reviews Overwhelmingly Positive	ZombiesCo-op
DayZ 2018	Est. copies ≈ 14.2M–23.1M SteamSpy 10M–20M	Est. revenue $195.8M–$526.4M after Steam's cut $356.0M–$809.9M before the cut	$49.99	469k reviews Mostly Positive	SurvivalOpen World