How much revenue did King's Keeper make?

$681–$2k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did King's Keeper sell?

Q: How many copies did King's Keeper sell?

124 to 202 copies, based on its 5 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 124–202; $681–$2k after Steam's cut $1k–$3k before Steam's cut; from 5 reviews (5 user reviews); Only 5 reviews so far, so that range swings on one or two people. Read it as a hint, not a measurement.

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 King's Keeper and predicted how it would do from its 8 similar games. Every figure here, including King's Keeper's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 1.2M–1.6M

best case 13.0M (Plants vs. Zombies GOTY Edition)

Games like King's Keeper

A typical game among these

≈ 1.2M–1.6M copies

≈ $4.1M–$7.8M after Steam's cut

from ~26k 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: Plants vs. Zombies GOTY Edition at ≈ 9.9M–16.1M copies, ≈ $13.6M–$36.5M after Steam's cut. It is a breakout hit, far above a typical game.

The genre you'd be entering

These games: The similar games share Building (5 of 8) and Tower Defense (5 of 8).
The winners: Winners here lead with Tower Defense + Zombies, priced around $17. The breakout hits carry Zombies + Tower Defense + Classic; a typical game here doesn't.
When they shipped: The similar games span 2009 to 2024, 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

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Bloons TD Battles 2016	Est. copies ≈ 1.2M–2.0M SteamSpy 1M–2M	Est. revenue Free	Free	29k reviews Very Positive	Free to PlayTower Defense
Mindustry 2019	Est. copies ≈ 813k–1.3M SteamSpy 1M–2M	Est. revenue $2.2M–$6.0M after Steam's cut $4.1M–$9.2M before Steam's cut	$9.99	28k reviews Overwhelmingly Positive	Base-BuildingResource Management
Stronghold Crusader HD (2012) 2013	Est. copies ≈ 1.3M–2.2M 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
Kingdoms and Castles 2017	Est. copies ≈ 1.1M–1.8M SteamSpy 1M–2M	Est. revenue $6.0M–$16.0M after Steam's cut $10.8M–$24.6M before Steam's cut	$19.99	32k reviews Very Positive	City Builder Colony Sim
Kingdom: Classic 2015	Est. copies ≈ 1.1M–1.8M SteamSpy 2M–5M	Est. revenue Free	Free	23k reviews Very Positive	Free to PlayStrategy
Thronefall 2024	Est. copies ≈ 589k–957k SteamSpy 500k–1M	Est. revenue $2.1M–$5.7M after Steam's cut $3.8M–$8.7M before Steam's cut	$12.99	24k reviews Overwhelmingly Positive	Tower DefenseStrategy
Plants vs. Zombies GOTY Edition 2009	Est. copies ≈ 9.9M–16.1M 6.0x vs typical SteamSpy 2M–5M	Est. revenue $13.6M–$36.5M after Steam's cut $24.7M–$56.1M before Steam's cut	$4.99	156k reviews Overwhelmingly Positive	Tower DefenseZombies
They Are Billions 2019	Est. copies ≈ 1.5M–2.4M 2.0x vs typical SteamSpy 2M–5M	Est. revenue $12.2M–$32.9M after Steam's cut $22.2M–$50.6M before Steam's cut	$29.99	52k reviews Very Positive	Base-BuildingColony Sim