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wishvane

How many copies did Forts sell?

Estimated copies sold
≈ 863k–1.4M
$3.6M–$9.6M after Steam's cut $6.5M–$14.7M before the cut
from 25k 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 Forts out and predicted the genre from its 8 similar games. Every figure here, including Forts's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 366k–1.2M
best case 6.2M (Scrap Mechanic)
The Building genre

All 8 of your similar games are hits. A healthy genre for a game like yours.

A hit here: 1,000+ reviews, roughly $150k+ before Steam's cut (a standard indie benchmark).

A typical game
≈ 366k–1.2M copies
≈ $3.0M–$10.8M after Steam's cut
from ~14k reviews
Best case
≈ 4.7M–7.7M copies
Scrap Mechanic · ≈ $26.0M–$69.8M after Steam's cut
The genre you'd be entering
Your set
Your set clusters on Building (7 of 8) and Base-Building (4 of 8).
The winners
Winners here lead with Building + Sandbox, priced around $20.
The era
The games you compared span 2016 to 2025, a genre with a long track record.

Copies and revenue are rough lifetime estimates from the review count.

Similar games

Stormworks: Build and Rescue
2020
Est. copies
≈ 1.6M–2.5M
4.1x vs typical
SteamSpy 1M–2M
Est. revenue
$10.7M–$28.9M after Steam's cut $19.5M–$44.5M before the cut
$24.99
59k reviews
Very Positive
SandboxBase-Building
Airships: Conquer the Skies
2018
Est. copies
≈ 199k–323k
SteamSpy 200k–500k
Est. revenue
$1.4M–$3.7M after Steam's cut $2.5M–$5.7M before the cut
$24.99
7k reviews
Overwhelmingly Positive
Vehicular Combat4X
Scrap Mechanic
2016
Est. copies
≈ 4.7M–7.7M
8.2x vs typical
SteamSpy 2M–5M
Est. revenue
$26.0M–$69.8M after Steam's cut $47.2M–$107.4M before the cut
$19.99
118k reviews
Very Positive
BuildingSandbox
Cosmoteer: Starship Architect & Commander
2022
Est. copies
≈ 306k–497k
SteamSpy 500k–1M
Est. revenue
$1.7M–$4.5M after Steam's cut $3.1M–$7.0M before the cut
$19.99
13k reviews
Very Positive
Sci-fiSingleplayer
Dig or Die
2018
Est. copies
≈ 130k–211k
SteamSpy 200k–500k
Est. revenue
$429k–$1.2M after Steam's cut $780k–$1.8M before the cut
$11.99
4k reviews
Very Positive
SurvivalOpen World Survival Craft
RoadCraft
2025
Est. copies
≈ 386k–626k
SteamSpy 200k–500k
Est. revenue
$4.2M–$11.4M after Steam's cut $7.7M–$17.5M before the cut
$39.99
16k reviews
Mostly Positive
SimulationBuilding
Gas Station Simulator
2021
Est. copies
≈ 677k–1.1M
1.9x vs typical
SteamSpy 500k–1M
Est. revenue
$3.7M–$10.0M after Steam's cut $6.8M–$15.4M before the cut
$19.99
27k reviews
Very Positive
SimulationEconomy
Stationeers
2017
Est. copies
≈ 315k–511k
SteamSpy 200k–500k
Est. revenue
$3.0M–$8.1M after Steam's cut $5.5M–$12.5M before the cut
$34.99
9k reviews
Very Positive
Early AccessSpace

Sizing up your own game? See what its genre can realistically do before you build it.