How many copies did FireJumpers Inferno sell?

An estimated 2k to 3k copies, based on its 76 Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did FireJumpers Inferno make?

FireJumpers Inferno is free to play, so there is no copy-sales revenue to estimate.

How big is FireJumpers Inferno?

Estimated owners: ≈ 2k–3k; from 76 reviews (Mixed)

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 FireJumpers Inferno out and predicted the genre from its 8 similar games. Every figure here, including FireJumpers Inferno's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 544k–1.1M

best case 2.0M (Stormworks: Build and Rescue)

The Simulation lane

A solid, mid-sized genre: most sell around 631k copies.

A typical game

≈ 631k copies

≈ $13.2M after Steam's cut

from ~19k reviews

Best case

≈ 2.0M copies

Stormworks: Build and Rescue · ≈ $19.8M after Steam's cut

from 59k reviews

6 of your 8 games sit in the typical range; 2 are too small to compare.

Copies and revenue are rough lifetime estimates from the review count; typical figures are medians per column, so they can come from different games.

The lane you'd be entering

Winners here lead with Sandbox + Base-Building, priced around $25.
None of the games you compared shipped in the last two years; the newest is from 2023. That says more about your picks than about the market, so add newer similar games to read the timing.
A typical game here lands in Diamond ($1M+ before Steam's cut, est.). Tiers: Chris Zukowski's benchmark tiers.

Similar games

Game	Price	Reviews	Tags	Est. copies	Est. revenue
Liftoff®: FPV Drone Racing 2018	Est. copies ≈ 413k–671k SteamSpy 500k–1M	Est. revenue $2.3M–$6.1M net $4.1M–$9.4M gross	$19.99	14k reviews Overwhelmingly Positive	SimulationFlight +6
Ukraine Defender 2022	Est. copies ≈ 168–273 too small to compare SteamSpy 0–20k	Est. revenue $138–$371 net $251–$571 gross	$2.99	7 reviews 7 user reviews	SimulationFlight +6
X4: Foundations 2018	Est. copies ≈ 892k–1.5M 1.5x vs typical SteamSpy 1M–2M	Est. revenue $12.3M–$33.0M net $22.3M–$50.7M gross	$49.99	29k reviews Mostly Positive	Space SimSimulation +6
Stormworks: Build and Rescue 2020	Est. copies ≈ 1.6M–2.5M 3.1x vs typical SteamSpy 1M–2M	Est. revenue $10.7M–$28.8M net $19.5M–$44.3M gross	$24.99	59k reviews Very Positive	SandboxBase-Building +6
Easy Red 2 2022	Est. copies ≈ 320k–520k SteamSpy 200k–500k	Est. revenue $792k–$2.1M net $1.4M–$3.3M gross	$8.99	13k reviews Very Positive	World War IIAction +6
Carrier Command 2 VR 2021	Est. copies ≈ 3k–5k too small to compare SteamSpy 0–20k	Est. revenue Free	Free	134 reviews Mixed	SimulationStrategy +6
Age of Wonders 4 2023	Est. copies ≈ 543k–883k SteamSpy 500k–1M	Est. revenue $7.5M–$20.1M net $13.6M–$30.9M gross	$49.99	23k reviews Very Positive	Strategy4X +6
ROMANCE OF THE THREE KINGDOMS XIV 2020	Est. copies ≈ 418k–679k SteamSpy 1M–2M	Est. revenue $6.9M–$18.5M net $12.5M–$28.5M gross	$59.99	16k reviews Mixed	Turn-Based TacticsWargame +6