How much revenue did Royal Defense make?

$89k–$240k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Royal Defense sell?

Q: How many copies did Royal Defense sell?

22k to 35k copies, based on its 386 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 22k–35k; $89k–$240k after Steam's cut $162k–$369k before the cut; from 386 reviews (Mostly Positive)

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

Copies, estimated from reviews

typical (middle half) 6k–149k

best case 706k (Orcs Must Die!)

Games like Royal Defense

The middle of these games

≈ 6k–149k copies

≈ $33k–$412k after Steam's cut

from ~244 reviews

Only the top fifth of 2019’s Steam releases earned about $34k gross, so plan for that or less.

3 of your 8 similar games are hits.

Best case: Orcs Must Die! at ≈ 538k–875k copies, ≈ $1.5M–$4.0M after Steam's cut.

What it took to get here

About half the games that made it here had over 42 reviews in their first month; the spread ran 2 to 421.

Under about 100 in month one, almost nothing recovers.

The genre you'd be entering

Your set: Your set clusters on Tower Defense (8 of 8) and Fantasy (3 of 8).
The winners: Winners here lead with Tower Defense + Third Person, priced around $10.
The era: The games you compared span 2011 to 2022, and none of them 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
Orcs Must Die! 2011	Est. copies ≈ 538k–875k 35x vs typical SteamSpy 1M–2M	Est. revenue $1.5M–$4.0M after Steam's cut $2.7M–$6.1M before the cut	$9.99	9k reviews Overwhelmingly Positive	Tower DefenseAction
Ninja Kiwi Archive 2020	Est. copies ≈ 144k–234k 24x vs typical SteamSpy 500k–1M	Est. revenue Free	Free	6k reviews Very Positive	CasualArcade
CastleStorm 2013	Est. copies ≈ 103k–168k 6.7x vs typical SteamSpy 100k–200k	Est. revenue $284k–$762k after Steam's cut $516k–$1.2M before the cut	$9.99	2k reviews Very Positive	IndieFunny
Towaga: Among Shadows 2020	Est. copies ≈ 6k–9k SteamSpy under 20k	Est. revenue Free	Free	232 reviews Very Positive	Action-AdventureHand-drawn
Medieval Defenders 2016	Est. copies ≈ 11k–17k SteamSpy 100k–200k	Est. revenue $44k–$118k after Steam's cut $80k–$181k before the cut	$14.99	255 reviews Mostly Negative	StrategyCasual
PAGO FOREST: TOWER DEFENSE 2020	Est. copies ≈ 2k–4k SteamSpy 20k–50k	Est. revenue $4k–$11k after Steam's cut $7k–$17k before the cut	$5.99	98 reviews Very Positive	Tower DefenseStrategy
Gnumz: Masters of Defense 2015	Est. copies ≈ 10k–16k SteamSpy 100k–200k	Est. revenue $40k–$108k after Steam's cut $73k–$166k before the cut	$14.99	200 reviews Mostly Positive	ActionStrategy
Monster Outbreak 2022	Est. copies ≈ 3k–4k SteamSpy 20k–50k	Est. revenue $10k–$28k after Steam's cut $19k–$43k before the cut	$14.99	101 reviews Mixed	Survival Co-op