How much revenue did Left 4 Dead 2 make?

$183.2M–$492.6M after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Left 4 Dead 2 sell?

Q: How many copies did Left 4 Dead 2 sell?

66.7M to 108.4M copies, based on its 1.1M Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 66.7M–108.4M; $183.2M–$492.6M after Steam's cut $333.1M–$757.9M before the cut; from 1.1M 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 Left 4 Dead 2 out and predicted the genre from its 8 similar games. Every figure here, including Left 4 Dead 2's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 10.1M–12.8M

best case 25.5M (Unturned)

Games like Left 4 Dead 2

The middle of these games

≈ 10.1M–12.8M copies

≈ $127.7M–$253.7M after Steam's cut

from ~227k reviews

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

All 8 of your similar games are hits.

Your picks lean toward this genre's biggest survivors; the typical figure reads from its ordinary successes.

Best case: Unturned at ≈ 19.4M–31.6M copies. A breakout hit, far above a typical game.

The genre you'd be entering

Your set: Your set clusters on Open World (6 of 8) and Zombies (5 of 8).
The winners: Winners here lead with Survival + Zombies, priced around $45. The breakout hits carry Survival + Zombies + Open World; a typical game here doesn't.
The era: The games you compared span 2015 to 2024, and 1 of your 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 61 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
Unturned 2017	Est. copies ≈ 19.4M–31.6M 2.5x vs typical SteamSpy 50M–100M	Est. revenue Free	Free	565k reviews Very Positive	Free to PlaySurvival
DayZ 2018	Est. copies ≈ 14.2M–23.1M 2.1x vs typical 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
Dying Light 2015	Est. copies ≈ 24.1M–39.2M 2.2x vs typical SteamSpy 10M–20M	Est. revenue $165.8M–$445.8M after Steam's cut $301.5M–$685.8M before the cut	$24.99	494k reviews Overwhelmingly Positive	ZombiesSurvival Horror
DOOM 2016	Est. copies ≈ 9.2M–15.0M SteamSpy 5M–10M	Est. revenue $50.6M–$136.0M after Steam's cut $92.0M–$209.3M before the cut	$19.99	221k reviews Overwhelmingly Positive	FPSGore
Hunt: Showdown 1896 2019	Est. copies ≈ 8.0M–13.0M SteamSpy 10M–20M	Est. revenue $87.8M–$236.2M after Steam's cut $159.7M–$363.4M before the cut	$39.99	277k reviews Mostly Positive	Open WorldExtraction Shooter
theHunter: Call of the Wild™ 2017	Est. copies ≈ 7.0M–11.3M SteamSpy 5M–10M	Est. revenue Free	Free	202k reviews Very Positive	HuntingOpen World
Call of Duty®: Black Ops III 2015	Est. copies ≈ 11.4M–18.4M SteamSpy 5M–10M	Est. revenue $187.3M–$503.5M after Steam's cut $340.5M–$774.7M before the cut	$59.99	233k reviews Very Positive	MultiplayerZombies
7 Days to Die 2024	Est. copies ≈ 9.9M–16.1M 1.8x vs typical SteamSpy 10M–20M	Est. revenue $122.7M–$330.0M after Steam's cut $223.1M–$507.7M before the cut	$44.99	400k reviews Very Positive	SurvivalZombies