How much revenue did Main Assembly make?

$185k–$496k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Main Assembly sell?

Q: How many copies did Main Assembly sell?

34k to 55k copies, based on its 1k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 34k–55k; $185k–$496k after Steam's cut $336k–$764k before Steam's cut; from 1k 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 Main Assembly and predicted how it would do from its 8 similar games. Every figure here, including Main Assembly's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 13.3M–30.0M

best case 99.7M (Tom Clancy's Rainbow Six Siege)

Games like Main Assembly

A typical game among these

≈ 13.3M–30.0M copies

≈ $98.2M–$198.5M after Steam's cut

from ~459k 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: Tom Clancy's Rainbow Six Siege at ≈ 76.0M–123.4M copies.

What their first month looked like

About half the games that made it here had over 103k reviews in their first month; the range was 40k to 469k.

The genre you'd be entering

These games: The similar games share Co-op (6 of 8) and Open World (3 of 8).
The winners: Winners here lead with FPS + Tactical.
When they shipped: The similar games span 2015 to 2026, and 2 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 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
ELDEN RING 2022	Est. copies ≈ 28.7M–46.6M 2.5x vs typical SteamSpy 20M–50M	Est. revenue $473.6M–$1273.3M after Steam's cut $861.1M–$1959.0M before Steam's cut	$59.99	1.2M reviews Very Positive	Souls-likeOpen World
Phasmophobia 2020	Est. copies ≈ 20.9M–33.9M 1.8x vs typical SteamSpy 10M–20M	Est. revenue $114.8M–$308.5M after Steam's cut $208.6M–$474.7M before Steam's cut	$19.99	842k reviews Very Positive	HorrorOnline Co-Op
Bloons TD 6 2018	Est. copies ≈ 12.0M–19.6M SteamSpy 2M–5M	Est. revenue $46.3M–$124.5M after Steam's cut $84.2M–$191.5M before Steam's cut	$13.99	396k reviews Overwhelmingly Positive	Tower DefenseStrategy
Risk of Rain 2 2020	Est. copies ≈ 8.8M–14.2M SteamSpy 5M–10M	Est. revenue $60.2M–$161.9M after Steam's cut $109.5M–$249.0M before Steam's cut	$24.99	353k reviews Very Positive	Third-Person ShooterAction Roguelike
Palworld 2026	Est. copies ≈ 12.2M–19.8M SteamSpy 50M–100M	Est. revenue $100.5M–$270.1M after Steam's cut $182.7M–$415.6M before Steam's cut	$29.99	491k reviews Very Positive	Open WorldSurvival
R.E.P.O. 2025	Est. copies ≈ 10.6M–17.2M SteamSpy 10M–20M	Est. revenue $29.1M–$78.2M after Steam's cut $52.9M–$120.2M before Steam's cut	$9.99	427k reviews Overwhelmingly Positive	HorrorOnline Co-Op
Far Cry® 5 2018	Est. copies ≈ 5.8M–9.4M SteamSpy 2M–5M	Est. revenue $95.1M–$255.6M after Steam's cut $172.9M–$393.3M before Steam's cut	$59.99	190k reviews Very Positive	Open WorldAction-Adventure
Tom Clancy's Rainbow Six Siege 2015	Est. copies ≈ 76.0M–123.4M 3.4x vs typical SteamSpy 20M–50M	Est. revenue Free	Free	1.6M reviews Very Positive	FPSPvP