How much revenue did Defender Bros make?

$14k–$39k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Defender Bros sell?

Q: How many copies did Defender Bros sell?

3k to 4k copies, based on its 106 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 3k–4k; $14k–$39k after Steam's cut $26k–$60k before Steam's cut; from 106 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 Defender Bros and predicted how it would do from its 8 similar games. Every figure here, including Defender Bros's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 58k–398k

best case 1.8M (Stronghold Crusader HD (2012))

Games like Defender Bros

A typical game among these

≈ 58k–398k copies

≈ $394k–$4.6M after Steam's cut

from ~5k reviews

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

All 8 of the similar games are hits.

Best case: Stronghold Crusader HD (2012) at ≈ 1.3M–2.2M copies, ≈ $3.7M–$9.9M after Steam's cut.

What their first month looked like

About half the games that made it here had over 3k reviews in their first month; the range was 1k to 7k.

The genre you'd be entering

These games: The similar games share RTS (5 of 8) and Military (4 of 8).
The winners: Winners here lead with Military + City Builder, priced around $10.
When they shipped: The similar games span 2006 to 2025, and 3 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
Home Wars 2017	Est. copies ≈ 41k–66k SteamSpy 50k–100k	Est. revenue $112k–$302k after Steam's cut $204k–$464k before Steam's cut	$9.99	1k reviews Mostly Positive	RTSFPS
Stronghold Crusader HD (2012) 2013	Est. copies ≈ 1.3M–2.2M 4.2x vs typical SteamSpy 1M–2M	Est. revenue $3.7M–$9.9M after Steam's cut $6.7M–$15.2M before Steam's cut	$9.99	21k reviews Overwhelmingly Positive	MilitaryCity Builder
Starship Troopers: Terran Command 2022	Est. copies ≈ 299k–486k 2.4x vs typical SteamSpy 200k–500k	Est. revenue $2.5M–$6.6M after Steam's cut $4.5M–$10.2M before Steam's cut	$29.99	12k reviews Very Positive	StrategyRTS
DEFCON 2006	Est. copies ≈ 274k–445k SteamSpy 200k–500k	Est. revenue $904k–$2.4M after Steam's cut $1.6M–$3.7M before Steam's cut	$11.99	4k reviews Very Positive	TacticalPvP
Tower Dominion 2025	Est. copies ≈ 139k–226k SteamSpy 50k–100k	Est. revenue $669k–$1.8M after Steam's cut $1.2M–$2.8M before Steam's cut	$17.49	6k reviews Very Positive	Tower DefenseStrategy
Diplomacy is Not an Option 2024	Est. copies ≈ 315k–512k 2.6x vs typical SteamSpy 200k–500k	Est. revenue $2.6M–$7.0M after Steam's cut $4.7M–$10.7M before Steam's cut	$29.99	13k reviews Very Positive	Real-Time with PauseResource Management
AI War 2 2019	Est. copies ≈ 45k–73k SteamSpy 200k–500k	Est. revenue $247k–$665k after Steam's cut $450k–$1.0M before Steam's cut	$19.99	2k reviews Very Positive	4X Grand Strategy
Northend Tower Defense 2024	Est. copies ≈ 36k–59k SteamSpy 50k–100k	Est. revenue $79k–$213k after Steam's cut $144k–$328k before Steam's cut	$7.99	1k reviews Mostly Positive	Tower DefenseIndie