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 the cut; from 5 reviews (5 user reviews); Thin evidence: 5 reviews. That range swings on one or two people, so read it as a hint, not a measurement.

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 King's Keeper out and predicted the genre from its 8 similar games. Every figure here, including King's Keeper's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 1.1M–1.6M

best case 12.9M (Plants vs. Zombies GOTY Edition)

Games like King's Keeper

The middle of these games

≈ 1.1M–1.6M copies

≈ $4.0M–$7.8M after Steam's cut

from ~26k 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.

Best case: Plants vs. Zombies GOTY Edition at ≈ 9.8M–16.0M copies, ≈ $13.5M–$36.2M after Steam's cut. A breakout hit, far above a typical game.

The genre you'd be entering

Your set: Your set clusters on 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.
The era: The games you compared span 2009 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 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
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 ≈ 803k–1.3M SteamSpy 1M–2M	Est. revenue $2.2M–$5.9M after Steam's cut $4.0M–$9.1M before the 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–$9.8M after Steam's cut $6.6M–$15.1M before the cut	$9.99	21k reviews Overwhelmingly Positive	MilitaryCity Builder
Kingdoms and Castles 2017	Est. copies ≈ 1.1M–1.8M SteamSpy 1M–2M	Est. revenue $5.9M–$16.0M after Steam's cut $10.8M–$24.6M before the cut	$19.99	31k 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 ≈ 583k–947k SteamSpy 500k–1M	Est. revenue $2.1M–$5.6M after Steam's cut $3.8M–$8.6M before the cut	$12.99	24k reviews Overwhelmingly Positive	Tower DefenseStrategy
Plants vs. Zombies GOTY Edition 2009	Est. copies ≈ 9.8M–16.0M 6.0x vs typical SteamSpy 2M–5M	Est. revenue $13.5M–$36.2M after Steam's cut $24.5M–$55.8M before the cut	$4.99	155k 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–$32.8M after Steam's cut $22.2M–$50.5M before the cut	$29.99	51k reviews Very Positive	Base-BuildingColony Sim