How much revenue did Cosmonautica make?

$160k–$429k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Cosmonautica sell?

Q: How many copies did Cosmonautica sell?

58k to 94k copies, based on its 1k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 58k–94k; $160k–$429k after Steam's cut $290k–$660k before Steam's cut; from 1k reviews (Mixed)

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

Copies, estimated from reviews

typical (middle half) 382k–757k

best case 6.9M (Elite Dangerous)

Games like Cosmonautica

A typical game among these

≈ 382k–757k copies

≈ $4.1M–$15.2M after Steam's cut

from ~7k 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: Elite Dangerous at ≈ 5.3M–8.5M copies, ≈ $28.9M–$77.8M after Steam's cut.

The genre you'd be entering

These games: The similar games share Sci-fi (7 of 8) and Simulation (7 of 8).
The winners: Winners here lead with Space Sim + Space, priced around $20.
When they shipped: The similar games span 2008 to 2018, 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 38 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
X4: Foundations 2018	Est. copies ≈ 920k–1.5M 4.2x vs typical SteamSpy 1M–2M	Est. revenue $12.7M–$34.0M after Steam's cut $23.0M–$52.3M before Steam's cut	$49.99	30k reviews Mostly Positive	Space SimSimulation
Elite Dangerous 2015	Est. copies ≈ 5.3M–8.5M 15x vs typical SteamSpy 2M–5M	Est. revenue $28.9M–$77.8M after Steam's cut $52.6M–$119.6M before Steam's cut	$19.99	108k reviews Mostly Positive	Space SimSpace
Endless Sky 2015	Est. copies ≈ 347k–564k SteamSpy 1M–2M	Est. revenue Free	Free	7k reviews Very Positive	SpaceFree to Play
X Rebirth 2013	Est. copies ≈ 462k–751k SteamSpy 500k–1M	Est. revenue $3.8M–$10.3M after Steam's cut $6.9M–$15.8M before Steam's cut	$29.99	7k reviews Mixed	SimulationSpace
X3: Terran Conflict 2008	Est. copies ≈ 182k–295k SteamSpy 500k–1M	Est. revenue $799k–$2.1M after Steam's cut $1.5M–$3.3M before Steam's cut	$15.99	3k reviews Very Positive	SpaceSimulation
Rebel Galaxy 2015	Est. copies ≈ 410k–666k SteamSpy 500k–1M	Est. revenue $2.3M–$6.1M after Steam's cut $4.1M–$9.3M before Steam's cut	$19.99	8k reviews Very Positive	SpaceOpen World
Starpoint Gemini 2 2014	Est. copies ≈ 231k–375k SteamSpy 500k–1M	Est. revenue $2.2M–$6.0M after Steam's cut $4.0M–$9.2M before Steam's cut	$34.99	4k reviews Mixed	SpaceSimulation
Anno 2205™ 2015	Est. copies ≈ 311k–505k SteamSpy 1M–2M	Est. revenue $3.4M–$9.2M after Steam's cut $6.2M–$14.1M before Steam's cut	$39.99	6k reviews Mostly Positive	City BuilderStrategy