How many copies did Songs from the Iron Sea sell?

3k to 5k copies, based on its 123 Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did Songs from the Iron Sea make?

Songs from the Iron Sea is free to play, so there is no copy-sales revenue to estimate.

How big is Songs from the Iron Sea?

Estimated players who have it: ≈ 3k–5k; from 123 reviews (Very Positive)

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 Songs from the Iron Sea and predicted how it would do from its 8 similar games. Every figure here, including Songs from the Iron Sea's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 1.8M–8.2M

best case 38.8M (Portal 2)

Games like Songs from the Iron Sea

A typical game among these

≈ 1.8M–8.2M copies

≈ $19.5M–$52.3M after Steam's cut

from ~68k 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: Portal 2 at ≈ 29.5M–48.0M copies, ≈ $81.1M–$218.1M after Steam's cut.

The genre you'd be entering

These games: The similar games share Puzzle-Platformer (7 of 8) and Puzzle (6 of 8).
The winners: Winners here lead with Platformer + Puzzle, priced around $10.
When they shipped: The similar games span 2007 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

Game	Est. copies	Est. revenue	Price	Reviews	Tags
LIMBO 2011	Est. copies ≈ 3.9M–6.4M SteamSpy 2M–5M	Est. revenue $13.5M–$36.3M after Steam's cut $24.5M–$55.8M before Steam's cut	$12.49	62k reviews Very Positive	Puzzle-PlatformerIndie
Portal 2007	Est. copies ≈ 12.6M–20.5M 3.0x vs typical SteamSpy 10M–20M	Est. revenue $34.6M–$93.1M after Steam's cut $63.0M–$143.3M before Steam's cut	$9.99	199k reviews Overwhelmingly Positive	PuzzlePuzzle-Platformer
Little Nightmares 2017	Est. copies ≈ 4.0M–6.5M 1.7x vs typical SteamSpy 5M–10M	Est. revenue $22.1M–$59.3M after Steam's cut $40.1M–$91.3M before Steam's cut	$19.99	117k reviews Very Positive	HorrorAtmospheric
Trine 2: Complete Story 2013	Est. copies ≈ 1.4M–2.3M SteamSpy 2M–5M	Est. revenue $7.7M–$20.6M after Steam's cut $13.9M–$31.7M before Steam's cut	$19.99	22k reviews Overwhelmingly Positive	Puzzle-PlatformerPlatformer
Portal 2 2011	Est. copies ≈ 29.5M–48.0M 6.9x vs typical SteamSpy 5M–10M	Est. revenue $81.1M–$218.1M after Steam's cut $147.5M–$335.6M before Steam's cut	$9.99	467k reviews Overwhelmingly Positive	Platformer Puzzle
DDNet 2020	Est. copies ≈ 1.2M–1.9M SteamSpy 1M–2M	Est. revenue Free	Free	47k reviews Very Positive	Online Co-OpFree to Play
BattleBlock Theater® 2014	Est. copies ≈ 4.1M–6.6M SteamSpy 2M–5M	Est. revenue $16.8M–$45.3M after Steam's cut $30.6M–$69.6M before Steam's cut	$14.99	73k reviews Overwhelmingly Positive	Co-op Platformer
ANIMAL WELL 2024	Est. copies ≈ 612k–995k SteamSpy 200k–500k	Est. revenue $4.2M–$11.3M after Steam's cut $7.6M–$17.4M before Steam's cut	$24.99	25k reviews Overwhelmingly Positive	MetroidvaniaExploration