How much revenue did Isles of Sea and Sky make?

$223k–$599k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Isles of Sea and Sky sell?

Q: How many copies did Isles of Sea and Sky sell?

40k to 66k copies, based on its 2k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 40k–66k; $223k–$599k after Steam's cut $405k–$921k before the cut; from 2k 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 Isles of Sea and Sky out and predicted the genre from its 8 similar games. Every figure here, including Isles of Sea and Sky's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 409k–1.4M

best case 5.8M (Celeste)

Games like Isles of Sea and Sky

The middle of these games

≈ 409k–1.4M copies

≈ $2.9M–$8.1M after Steam's cut

from ~14k 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: Celeste at ≈ 4.4M–7.2M copies, ≈ $24.5M–$65.8M after Steam's cut.

What it took to get here

About half the games that made it here had over 10k reviews in their first month; the spread ran 5k to 11k.

The genre you'd be entering

Your set: Your set clusters on Platformer (6 of 8) and Metroidvania (4 of 8).
The winners: Winners here lead with Precision Platformer + Platformer, priced around $20.
The era: The games you compared span 2013 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
ANIMAL WELL 2024	Est. copies ≈ 608k–989k 1.8x vs typical SteamSpy 200k–500k	Est. revenue $4.2M–$11.2M after Steam's cut $7.6M–$17.3M before the cut	$24.99	25k reviews Overwhelmingly Positive	MetroidvaniaExploration
FEZ 2013	Est. copies ≈ 1.0M–1.7M SteamSpy 1M–2M	Est. revenue $2.8M–$7.6M after Steam's cut $5.1M–$11.7M before the cut	$9.99	16k reviews Very Positive	PlatformerIndie
Celeste 2018	Est. copies ≈ 4.4M–7.2M 11x vs typical SteamSpy 2M–5M	Est. revenue $24.5M–$65.8M after Steam's cut $44.5M–$101.2M before the cut	$19.99	146k reviews Overwhelmingly Positive	Precision PlatformerDifficult
SANABI 2023	Est. copies ≈ 1.1M–1.8M 3.2x vs typical SteamSpy 500k–1M	Est. revenue $4.6M–$12.3M after Steam's cut $8.3M–$19.0M before the cut	$14.99	45k reviews Overwhelmingly Positive	Pixel GraphicsStory Rich
You Have to Win the Game 2014	Est. copies ≈ 321k–521k SteamSpy 200k–500k	Est. revenue Free	Free	6k reviews Very Positive	MetroidvaniaFree to Play
Lunacid 2023	Est. copies ≈ 284k–461k SteamSpy 200k–500k	Est. revenue $1.1M–$2.9M after Steam's cut $2.0M–$4.5M before the cut	$13.99	11k reviews Very Positive	Dungeon CrawlerDark Fantasy
Owlboy 2016	Est. copies ≈ 255k–414k SteamSpy 500k–1M	Est. revenue $1.4M–$3.8M after Steam's cut $2.5M–$5.8M before the cut	$19.99	6k reviews Very Positive	Pixel GraphicsAdventure
Axiom Verge 2015	Est. copies ≈ 322k–523k SteamSpy 200k–500k	Est. revenue $1.8M–$4.8M after Steam's cut $3.2M–$7.3M before the cut	$19.99	7k reviews Very Positive	MetroidvaniaIndie