How much revenue did Rock 'N' Roll Defense make?

$227k–$609k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Rock 'N' Roll Defense sell?

Q: How many copies did Rock 'N' Roll Defense sell?

165k to 268k copies, based on its 4k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 165k–268k; $227k–$609k after Steam's cut $412k–$937k before the cut; from 4k reviews (Very 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 Rock 'N' Roll Defense out and predicted the genre from its 8 similar games. Every figure here, including Rock 'N' Roll Defense's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 3.1M–13.6M

best case 46.9M (Geometry Dash)

Games like Rock 'N' Roll Defense

The middle of these games

≈ 3.1M–13.6M copies

≈ $8.6M–$39.9M after Steam's cut

from ~113k 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: Geometry Dash at ≈ 35.7M–58.0M copies, ≈ $49.0M–$131.7M after Steam's cut.

The genre you'd be entering

Your set: Your set clusters on Music (6 of 8) and Rhythm (5 of 8).
The winners: Winners here lead with Music + Level Editor, priced around $5.
The era: The games you compared span 2009 to 2020, 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
Soundpad 2017	Est. copies ≈ 3.6M–5.8M SteamSpy 2M–5M	Est. revenue $4.9M–$13.2M after Steam's cut $8.9M–$20.3M before the cut	$4.99	104k reviews Overwhelmingly Positive	UtilitiesAudio Production
Muse Dash 2019	Est. copies ≈ 3.5M–5.7M SteamSpy 2M–5M	Est. revenue $2.9M–$7.8M after Steam's cut $5.3M–$12.0M before the cut	$2.99	122k reviews Very Positive	MusicRhythm
Bloons TD 6 2018	Est. copies ≈ 12.0M–19.5M 3.5x vs typical SteamSpy 2M–5M	Est. revenue $46.1M–$124.0M after Steam's cut $83.8M–$190.7M before the cut	$13.99	394k reviews Overwhelmingly Positive	Tower DefenseStrategy
Geometry Dash 2014	Est. copies ≈ 35.7M–58.0M 5.6x vs typical SteamSpy 5M–10M	Est. revenue $49.0M–$131.7M after Steam's cut $89.1M–$202.7M before the cut	$4.99	638k reviews Very Positive	DifficultMusic
A Dance of Fire and Ice 2019	Est. copies ≈ 2.4M–3.9M SteamSpy 2M–5M	Est. revenue $4.0M–$10.6M after Steam's cut $7.2M–$16.4M before the cut	$5.99	83k reviews Very Positive	RhythmMusic
DJMAX RESPECT V 2020	Est. copies ≈ 863k–1.4M SteamSpy 1M–2M	Est. revenue $11.9M–$31.9M after Steam's cut $21.6M–$49.1M before the cut	$49.99	35k reviews Very Positive	RhythmMusic
Plants vs. Zombies GOTY Edition 2009	Est. copies ≈ 9.8M–16.0M 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
Beat Saber 2019	Est. copies ≈ 2.2M–3.6M SteamSpy 2M–5M	Est. revenue $12.1M–$32.5M after Steam's cut $21.9M–$49.9M before the cut	$19.99	76k reviews Overwhelmingly Positive	VRRhythm