How much revenue did Space Engineers make?

$21.3M–$57.2M after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Space Engineers sell?

Q: How many copies did Space Engineers sell?

3.9M to 6.3M copies, based on its 134k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 3.9M–6.3M; $21.3M–$57.2M after Steam's cut $38.7M–$88.0M before the cut; from 134k 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 Space Engineers out and predicted the genre from its 8 similar games. Every figure here, including Space Engineers's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 4.7M–9.5M

best case 9.8M (RimWorld)

Games like Space Engineers

The middle of these games

≈ 4.7M–9.5M copies

≈ $35.0M–$135.6M after Steam's cut

from ~141k 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: RimWorld at ≈ 7.5M–12.1M copies, ≈ $71.8M–$193.1M after Steam's cut.

The genre you'd be entering

Your set: Your set clusters on Base-Building (5 of 8) and Building (5 of 8).
The winners: Winners here lead with Colony Sim + Base-Building, priced around $35.
The era: The games you compared span 2015 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 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
Kerbal Space Program 2015	Est. copies ≈ 7.1M–11.6M SteamSpy 2M–5M	Est. revenue $78.6M–$211.3M after Steam's cut $142.9M–$325.1M before the cut	$39.99	146k reviews Overwhelmingly Positive	SpaceSimulation
Dyson Sphere Program 2021	Est. copies ≈ 2.3M–3.7M SteamSpy 2M–5M	Est. revenue $12.5M–$33.6M after Steam's cut $22.7M–$51.6M before the cut	$19.99	92k reviews Overwhelmingly Positive	AutomationSpace
Starbound 2016	Est. copies ≈ 5.1M–8.3M SteamSpy 2M–5M	Est. revenue $21.1M–$56.8M after Steam's cut $38.4M–$87.4M before the cut	$14.99	123k reviews Very Positive	Open World Survival CraftSandbox
RimWorld 2018	Est. copies ≈ 7.5M–12.1M 1.7x vs typical SteamSpy 5M–10M	Est. revenue $71.8M–$193.1M after Steam's cut $130.6M–$297.1M before the cut	$34.99	246k reviews Overwhelmingly Positive	Colony SimBase-Building
Stellaris 2016	Est. copies ≈ 8.2M–13.3M SteamSpy 2M–5M	Est. revenue $112.6M–$302.8M after Steam's cut $204.7M–$465.8M before the cut	$49.99	197k reviews Very Positive	SpaceGrand Strategy
The Planet Crafter 2024	Est. copies ≈ 1.8M–2.9M SteamSpy 1M–2M	Est. revenue $12.0M–$32.2M after Steam's cut $21.7M–$49.5M before the cut	$23.99	73k reviews Overwhelmingly Positive	Open World Survival CraftBase-Building
Oxygen Not Included 2019	Est. copies ≈ 4.1M–6.7M SteamSpy 2M–5M	Est. revenue $28.4M–$76.4M after Steam's cut $51.7M–$117.5M before the cut	$24.99	144k reviews Overwhelmingly Positive	Colony SimBase-Building
ASTRONEER 2019	Est. copies ≈ 4.0M–6.5M SteamSpy 2M–5M	Est. revenue $33.0M–$88.8M after Steam's cut $60.1M–$136.6M before the cut	$29.99	139k reviews Very Positive	MultiplayerOpen World