How much revenue did SULFUR make?

$1.6M–$4.2M after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did SULFUR sell?

Q: How many copies did SULFUR sell?

227k to 369k copies, based on its 9k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 227k–369k; $1.6M–$4.2M after Steam's cut $2.8M–$6.4M before the cut; from 9k 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 SULFUR out and predicted the genre from its 8 similar games. Every figure here, including SULFUR's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 377k–1.8M

best case 13.1M (Deep Rock Galactic)

The FPS genre

All 8 of your similar games are hits. A big, proven 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

≈ 377k–1.8M copies

≈ $3.5M–$15.3M after Steam's cut

from ~20k reviews

Best case

≈ 10.0M–16.2M copies

Deep Rock Galactic · ≈ $82.3M–$221.3M after Steam's cut

The genre you'd be entering

Your set: Your set clusters on FPS (7 of 8) and Rogue-lite (4 of 8).
The winners: Winners here lead with Dwarf + Co-op, priced around $30.
The era: The games you compared span 2020 to 2026, a genre with a long track record.

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

Similar games

Game	Est. copies	Est. revenue	Price	Reviews	Tags
Gunfire Reborn 2021	Est. copies ≈ 2.6M–4.2M 5.1x vs typical SteamSpy 2M–5M	Est. revenue $14.1M–$37.9M after Steam's cut $25.6M–$58.3M before the cut	$19.99	103k reviews Very Positive	Rogue-lite FPS
Deep Rock Galactic 2020	Est. copies ≈ 10.0M–16.2M 19x vs typical SteamSpy 5M–10M	Est. revenue $82.3M–$221.3M after Steam's cut $149.7M–$340.5M before the cut	$29.99	378k reviews Overwhelmingly Positive	DwarfCo-op
嗜血印 Bloody Spell 2022	Est. copies ≈ 927k–1.5M 1.9x vs typical SteamSpy 1M–2M	Est. revenue $6.4M–$17.1M after Steam's cut $11.6M–$26.4M before the cut	$24.99	39k reviews Very Positive	NuditySexual Content
Roboquest 2023	Est. copies ≈ 582k–945k SteamSpy 500k–1M	Est. revenue $4.0M–$10.7M after Steam's cut $7.3M–$16.5M before the cut	$24.99	24k reviews Overwhelmingly Positive	FPSAction Roguelike
SUPERHOT: MIND CONTROL DELETE 2020	Est. copies ≈ 335k–544k SteamSpy 1M–2M	Est. revenue $2.3M–$6.2M after Steam's cut $4.2M–$9.5M before the cut	$24.99	13k reviews Very Positive	FPSTime Manipulation
Deadlink 2023	Est. copies ≈ 87k–142k SteamSpy 1M–2M	Est. revenue $600k–$1.6M after Steam's cut $1.1M–$2.5M before the cut	$24.99	4k reviews Very Positive	FPSAction Roguelike
Deadzone: Rogue 2025	Est. copies ≈ 383k–622k SteamSpy 200k–500k	Est. revenue $2.6M–$7.1M after Steam's cut $4.8M–$10.9M before the cut	$24.99	16k reviews Very Positive	Early AccessRogue-like
Sker Ritual 2026	Est. copies ≈ 143k–233k SteamSpy 200k–500k	Est. revenue $787k–$2.1M after Steam's cut $1.4M–$3.3M before the cut	$19.99	6k reviews Very Positive	Story RichMultiplayer