How much revenue did Mortal Sin make?

$1.0M–$2.7M after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Mortal Sin sell?

Q: How many copies did Mortal Sin sell?

146k to 237k copies, based on its 6k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 146k–237k; $1.0M–$2.7M after Steam's cut $1.8M–$4.2M before Steam's cut; from 6k 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 Mortal Sin and predicted how it would do from its 8 similar games. Every figure here, including Mortal Sin's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 126k–699k

best case 3.4M (Gunfire Reborn)

Games like Mortal Sin

A typical game among these

≈ 126k–699k copies

≈ $912k–$6.2M after Steam's cut

from ~6k 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.

Best case: Gunfire Reborn at ≈ 2.6M–4.2M copies, ≈ $14.2M–$38.1M after Steam's cut.

What their first month looked like

About half the games that made it here had over 6k reviews in their first month; the range was 1k to 63k.

The genre you'd be entering

These games: The similar games share Rogue-lite (5 of 8) and First-Person (4 of 8).
The winners: Winners here lead with Rogue-lite + FPS, priced around $20.
When they shipped: The similar games span 2014 to 2026, and 2 of the 8 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 70 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
Golden Light 2022	Est. copies ≈ 99k–161k SteamSpy under 20k	Est. revenue $546k–$1.5M after Steam's cut $992k–$2.3M before Steam's cut	$19.99	4k reviews Very Positive	3DAction
KLETKA 2026	Est. copies ≈ 197k–320k SteamSpy 100k–200k	Est. revenue $540k–$1.5M after Steam's cut $982k–$2.2M before Steam's cut	$9.99	8k reviews Very Positive	Early AccessHorror
Gunfire Reborn 2021	Est. copies ≈ 2.6M–4.2M 17x vs typical SteamSpy 2M–5M	Est. revenue $14.2M–$38.1M after Steam's cut $25.7M–$58.5M before Steam's cut	$19.99	104k reviews Very Positive	Rogue-lite FPS
Delver 2018	Est. copies ≈ 87k–141k SteamSpy 50k–100k	Est. revenue $358k–$962k after Steam's cut $650k–$1.5M before Steam's cut	$14.99	3k reviews Very Positive	Dungeon CrawlerFirst-Person
Ziggurat 2014	Est. copies ≈ 222k–362k SteamSpy 100k–200k	Est. revenue $917k–$2.5M after Steam's cut $1.7M–$3.8M before Steam's cut	$14.99	4k reviews Very Positive	Rogue-liteAction
Barony 2015	Est. copies ≈ 888k–1.4M 3.0x vs typical SteamSpy 500k–1M	Est. revenue $4.9M–$13.1M after Steam's cut $8.9M–$20.2M before Steam's cut	$19.99	18k reviews Very Positive	Dungeon CrawlerAction Roguelike
Deadzone: Rogue 2025	Est. copies ≈ 415k–674k 2.8x vs typical SteamSpy 200k–500k	Est. revenue $2.8M–$7.7M after Steam's cut $5.2M–$11.8M before Steam's cut	$24.99	17k reviews Very Positive	Early AccessRogue-like
COMPOUND 2022	Est. copies ≈ 53k–86k SteamSpy 200k–500k	Est. revenue $292k–$786k after Steam's cut $531k–$1.2M before Steam's cut	$19.99	2k reviews Overwhelmingly Positive	ActionRogue-lite