How much revenue did M.A.S.S. Builder make?

$703k–$1.9M after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did M.A.S.S. Builder sell?

Q: How many copies did M.A.S.S. Builder sell?

102k to 166k copies, based on its 4k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 102k–166k; $703k–$1.9M after Steam's cut $1.3M–$2.9M before Steam's cut; from 4k 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 M.A.S.S. Builder and predicted how it would do from its 8 similar games. Every figure here, including M.A.S.S. Builder's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 7k–39k

best case 87k (Insect Swarm)

Games like M.A.S.S. Builder

A typical game among these

≈ 7k–39k copies

≈ $42k–$155k after Steam's cut

from ~617 reviews

Only the top fifth of 2019's Steam releases earned $34k or more before Steam's cut, so plan for that or less.

2 of the 8 similar games are hits.

No genre covers most of these similar games. The closest is Mechs (4 of 8), so its genre is hard to place.

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: Insect Swarm at ≈ 67k–108k copies, ≈ $128k–$344k after Steam's cut.

What their first month looked like

About half the games that made it here had over 424 reviews in their first month; the range was 2 to 2k.

The genre you'd be entering

These games: The similar games share Mechs (4 of 8) and Action RPG (3 of 8).
The winners: Winners here lead with Flight + Shooter, priced around $7.
When they shipped: 4 of the 8 similar games shipped in the last two years, so this genre is actively shipping.

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 43 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
Insect Swarm 2024	Est. copies ≈ 67k–108k 4.4x vs typical SteamSpy 100k–200k	Est. revenue $128k–$344k after Steam's cut $232k–$529k before Steam's cut	$6.99	3k reviews Very Positive	FlightShooter
重装无限·Metal Infinite 2020	Est. copies ≈ 2k–4k SteamSpy under 20k	Est. revenue $1k–$3k after Steam's cut $2k–$5k before Steam's cut	$1.99	87 reviews Mixed	TanksFuturistic
Dropzone 2017	Est. copies ≈ 30k–49k SteamSpy 200k–500k	Est. revenue Free	Free	872 reviews Mixed	Free to PlayStrategy
Swarm Grinder 2024	Est. copies ≈ 30k–49k 2.0x vs typical SteamSpy 200k–500k	Est. revenue $66k–$179k after Steam's cut $121k–$275k before Steam's cut	$7.99	1k reviews Mostly Positive	Action RoguelikeBullet Hell
Wandering in Space VR 2023	Est. copies ≈ 5k–9k SteamSpy 50k–100k	Est. revenue $22k–$59k after Steam's cut $40k–$90k before Steam's cut	$14.99	214 reviews Mostly Positive	Early AccessGore
Project MIKHAIL: A Muv-Luv War Story 2024	Est. copies ≈ 19k–30k SteamSpy 50k–100k	Est. revenue $102k–$274k after Steam's cut $185k–$421k before Steam's cut	$19.99	747 reviews Mixed	Spectacle fighterHack and Slash
Time Treker 2024	Est. copies ≈ 12k–20k SteamSpy 20k–50k	Est. revenue $23k–$62k after Steam's cut $42k–$96k before Steam's cut	$6.99	486 reviews Mixed	Rogue-lite Rogue-like
Dreadhunter 2023	Est. copies ≈ 4k–6k SteamSpy 20k–50k	Est. revenue $27k–$73k after Steam's cut $49k–$112k before Steam's cut	$24.99	159 reviews Mostly Positive	Early AccessAction