How much revenue did SpaceEngine make?

$3.9M–$10.5M after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did SpaceEngine sell?

Q: How many copies did SpaceEngine sell?

472k to 767k copies, based on its 16k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 472k–767k; $3.9M–$10.5M after Steam's cut $7.1M–$16.1M before the cut; from 16k reviews (Overwhelmingly 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 SpaceEngine out and predicted the genre from its 8 similar games. Every figure here, including SpaceEngine's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 7.5M–30.1M

best case 124.1M (PUBG: BATTLEGROUNDS)

Games like SpaceEngine

The middle of these games

≈ 7.5M–30.1M copies

≈ $54.7M–$103.0M after Steam's cut

from ~342k 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.

No genre covers most of your similar games. The closest is First-Person (4 of 8), so the genre you lead with is still undecided.

Of the 416 indie games that passed 1,000 reviews in 2022, 11.8% were novel genre mixes and 88.2% stuck to an established genre. Published indie market research.

Best case: PUBG: BATTLEGROUNDS at ≈ 94.5M–153.6M copies.

The genre you'd be entering

Your set: Your set clusters on First-Person (4 of 8) and Open World (4 of 8).
The winners: Winners here lead with Survival + Shooter.
The era: The games you compared span 2015 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 61 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
VRChat 2017	Est. copies ≈ 9.2M–15.0M SteamSpy 20M–50M	Est. revenue Free	Free	268k reviews Mostly Positive	VRFree to Play
Wallpaper Engine 2018	Est. copies ≈ 30.8M–50.0M 3.0x vs typical SteamSpy 20M–50M	Est. revenue $42.2M–$113.5M after Steam's cut $76.8M–$174.6M before the cut	$4.99	1.0M reviews Overwhelmingly Positive	MatureUtilities
BeamNG.drive 2015	Est. copies ≈ 20.3M–33.0M SteamSpy 5M–10M	Est. revenue $139.6M–$375.3M after Steam's cut $253.8M–$577.4M before the cut	$24.99	416k reviews Overwhelmingly Positive	SimulationDriving
Slime Rancher 2017	Est. copies ≈ 5.4M–8.8M SteamSpy 2M–5M	Est. revenue $29.6M–$79.7M after Steam's cut $53.9M–$122.6M before the cut	$19.99	157k reviews Overwhelmingly Positive	CuteExploration
Factorio 2020	Est. copies ≈ 5.8M–9.4M SteamSpy 5M–10M	Est. revenue $55.8M–$150.2M after Steam's cut $101.5M–$231.0M before the cut	$35.00	234k reviews Overwhelmingly Positive	AutomationBase-Building
Unturned 2017	Est. copies ≈ 19.4M–31.6M 1.7x vs typical SteamSpy 50M–100M	Est. revenue Free	Free	565k reviews Very Positive	Free to PlaySurvival
PUBG: BATTLEGROUNDS 2017	Est. copies ≈ 94.5M–153.6M 8.0x vs typical SteamSpy 100M–200M	Est. revenue Free	Free	2.7M reviews Mixed	SurvivalShooter
Teardown 2022	Est. copies ≈ 3.4M–5.5M SteamSpy 2M–5M	Est. revenue $27.7M–$74.5M after Steam's cut $50.4M–$114.7M before the cut	$29.99	136k reviews Overwhelmingly Positive	DestructionPhysics