How much revenue did Zombie Builder Defense 2 make?

$16k–$43k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Zombie Builder Defense 2 sell?

Q: How many copies did Zombie Builder Defense 2 sell?

6k to 9k copies, based on its 233 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 6k–9k; $16k–$43k after Steam's cut $29k–$66k before Steam's cut; from 233 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 Zombie Builder Defense 2 and predicted how it would do from its 8 similar games. Every figure here, including Zombie Builder Defense 2's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 2.5M–4.8M

best case 8.4M (World of Tanks Blitz)

Games like Zombie Builder Defense 2

A typical game among these

≈ 2.5M–4.8M copies

≈ $22.3M–$34.9M after Steam's cut

from ~59k reviews

Only the top fifth of 2019's Steam releases earned $34k or more before Steam's cut, so plan for that or less.

7 of the 8 similar games are hits.

No genre covers most of these similar games. The closest is Shooter (4 of 8), so its genre is hard to place.

Of the 416 indie games that passed 1,000 reviews in 2022, 11.8% were novel genre mixes and 88.2% stuck to an established genre. Published indie market research.

Best case: World of Tanks Blitz at ≈ 6.4M–10.4M copies.

The genre you'd be entering

These games: The similar games share Shooter (4 of 8) and FPS (3 of 8).
The winners: Winners here lead with Tanks + Shooter.
When they shipped: The similar games span 2013 to 2025, and 1 of the 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 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
Call of Juarez: Gunslinger 2013	Est. copies ≈ 2.8M–4.6M SteamSpy 2M–5M	Est. revenue $11.6M–$31.1M after Steam's cut $21.0M–$47.8M before Steam's cut	$14.99	44k reviews Very Positive	WesternFPS
Hotline Miami 2: Wrong Number 2015	Est. copies ≈ 3.9M–6.4M SteamSpy 2M–5M	Est. revenue $16.2M–$43.5M after Steam's cut $29.4M–$66.9M before Steam's cut	$14.99	80k reviews Very Positive	Great SoundtrackGore
World of Tanks Blitz 2016	Est. copies ≈ 6.4M–10.4M 2.6x vs typical SteamSpy 10M–20M	Est. revenue Free	Free	153k reviews Mostly Positive	TanksFree to Play
PewDiePie: Legend of the Brofist 2015	Est. copies ≈ 82k–134k too small to compare SteamSpy 50k–100k	Est. revenue $181k–$486k after Steam's cut $329k–$747k before Steam's cut	$7.99	2k reviews Very Positive	MemesPixel Graphics
Broforce 2015	Est. copies ≈ 3.0M–4.8M SteamSpy 2M–5M	Est. revenue $12.3M–$33.0M after Steam's cut $22.3M–$50.8M before Steam's cut	$14.99	61k reviews Overwhelmingly Positive	AmericaAction
ACE COMBAT™ 7: SKIES UNKNOWN 2019	Est. copies ≈ 1.6M–2.7M SteamSpy 2M–5M	Est. revenue $27.1M–$72.7M after Steam's cut $49.2M–$111.9M before Steam's cut	$59.99	57k reviews Very Positive	FlightJet
Mr. Goofer’s Mini Game Arcade Party! 2025	Est. copies ≈ 149–242 too small to compare SteamSpy under 20k	Est. revenue $205–$549 after Steam's cut $372–$845 before Steam's cut	$4.99	6 reviews 6 user reviews	ArcadeCartoony
POLYGON 2020	Est. copies ≈ 918k–1.5M SteamSpy 1M–2M	Est. revenue Free	Free	37k reviews Mostly Positive	Free to PlayFPS