How many copies did Infestation: The New Z sell?

1.4M to 2.2M copies, based on its 34k Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did Infestation: The New Z make?

Infestation: The New Z is free to play, so there is no copy-sales revenue to estimate.

How big is Infestation: The New Z?

Estimated owners: ≈ 1.4M–2.2M; from 34k reviews (Mixed)

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 Infestation: The New Z out and predicted the genre from its 8 similar games. Every figure here, including Infestation: The New Z's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 6.1M–14.2M

best case 40.0M (Wallpaper Engine)

The FPS genre

All 8 of your similar games are hits. A big, proven genre for a game like yours.

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

A typical game

≈ 6.1M–14.2M copies

≈ $70.0M–$78.6M after Steam's cut

from ~202k reviews

Best case

≈ 30.5M–49.6M copies

Wallpaper Engine · ≈ $41.9M–$112.5M after Steam's cut

The genre you'd be entering

Your set: Your set clusters on FPS (5 of 8) and Open World (5 of 8).
The winners: Winners here lead with Mature + Utilities, priced around $5.
The era: The games you compared span 2016 to 2025, a genre with a long track record.

Copies and revenue are rough lifetime estimates from the review count.

Similar games

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Unturned 2017	Est. copies ≈ 19.4M–31.5M 2.8x vs typical SteamSpy 50M–100M	Est. revenue Free	Free	564k reviews Very Positive	Free to PlaySurvival
Wallpaper Engine 2018	Est. copies ≈ 30.5M–49.6M 5.0x vs typical SteamSpy 20M–50M	Est. revenue $41.9M–$112.5M after Steam's cut $76.1M–$173.1M before the cut	$4.99	1.0M reviews Overwhelmingly Positive	MatureUtilities
theHunter: Call of the Wild™ 2017	Est. copies ≈ 6.9M–11.2M SteamSpy 5M–10M	Est. revenue $37.9M–$102.0M after Steam's cut $69.0M–$156.9M before the cut	$19.99	201k reviews Very Positive	HuntingOpen World
Deceit 2017	Est. copies ≈ 3.2M–5.2M SteamSpy 5M–10M	Est. revenue Free	Free	92k reviews Mostly Positive	PvPMultiplayer
SCUM 2025	Est. copies ≈ 3.0M–4.9M SteamSpy 5M–10M	Est. revenue $37.3M–$100.2M after Steam's cut $67.8M–$154.2M before the cut	$44.99	126k reviews Mostly Positive	SurvivalOpen World Survival Craft
Killing Floor 2 2016	Est. copies ≈ 5.2M–8.4M SteamSpy 2M–5M	Est. revenue $42.6M–$114.5M after Steam's cut $77.4M–$176.2M before the cut	$29.99	129k reviews Very Positive	ZombiesMultiplayer
Z1 Battle Royale 2018	Est. copies ≈ 6.2M–10.0M SteamSpy 10M–20M	Est. revenue Free	Free	203k reviews Mixed	SurvivalMassively Multiplayer
Hunt: Showdown 1896 2019	Est. copies ≈ 7.9M–12.9M SteamSpy 10M–20M	Est. revenue $65.5M–$176.1M after Steam's cut $119.1M–$270.9M before the cut	$29.99	276k reviews Mostly Positive	Open WorldExtraction Shooter