How much revenue did FireFly(萤火) make?

$163–$439 after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did FireFly(萤火) sell?

Q: How many copies did FireFly(萤火) sell?

99 to 161 copies, based on its 4 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 99–161; $163–$439 after Steam's cut $297–$675 before Steam's cut; from 4 reviews (4 user reviews); Only 4 reviews so far, so that range swings on one or two people. Read it as a hint, not a measurement.

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 FireFly(萤火) and predicted how it would do from its 8 similar games. Every figure here, including FireFly(萤火)'s, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 10.9M–30.4M

best case 125.7M (PUBG: BATTLEGROUNDS)

Games like FireFly(萤火)

A typical game among these

≈ 10.9M–30.4M copies

≈ $51.0M–$123.9M after Steam's cut

from ~417k 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.

No genre covers most of these similar games. The closest is First-Person (3 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: PUBG: BATTLEGROUNDS at ≈ 95.8M–155.7M copies.

The genre you'd be entering

These games: The similar games share First-Person (3 of 8) and Open World (3 of 8).
The winners: Winners here lead with Survival + Shooter.
When they shipped: The similar games span 2015 to 2021, and none of them 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
Slime Rancher 2017	Est. copies ≈ 5.4M–8.8M SteamSpy 2M–5M	Est. revenue $29.8M–$80.2M after Steam's cut $54.2M–$123.4M before Steam's cut	$19.99	158k reviews Overwhelmingly Positive	CuteExploration
Wallpaper Engine 2018	Est. copies ≈ 31.0M–50.3M 2.4x vs typical SteamSpy 20M–50M	Est. revenue $42.5M–$114.3M after Steam's cut $77.3M–$175.9M before Steam's cut	$4.99	1.0M reviews Overwhelmingly Positive	MatureUtilities
Totally Accurate Battle Simulator 2021	Est. copies ≈ 3.8M–6.2M SteamSpy 2M–5M	Est. revenue $21.0M–$56.6M after Steam's cut $38.3M–$87.1M before Steam's cut	$19.99	154k reviews Overwhelmingly Positive	SandboxSimulation
VRChat 2017	Est. copies ≈ 9.3M–15.1M SteamSpy 20M–50M	Est. revenue Free	Free	269k reviews Mostly Positive	VRFree to Play
BeamNG.drive 2015	Est. copies ≈ 20.5M–33.4M SteamSpy 5M–10M	Est. revenue $141.2M–$379.6M after Steam's cut $256.7M–$584.0M before Steam's cut	$24.99	421k reviews Overwhelmingly Positive	SimulationDriving
Unturned 2017	Est. copies ≈ 19.4M–31.6M SteamSpy 50M–100M	Est. revenue Free	Free	565k reviews Very Positive	Free to PlaySurvival
PUBG: BATTLEGROUNDS 2017	Est. copies ≈ 95.8M–155.7M 6.7x vs typical SteamSpy 100M–200M	Est. revenue Free	Free	2.8M reviews Mixed	SurvivalShooter
Brawlhalla 2017	Est. copies ≈ 14.2M–23.1M SteamSpy 20M–50M	Est. revenue Free	Free	413k reviews Mostly Positive	Free to PlayMultiplayer