How much revenue did Thief Simulator make?

$6.6M–$17.7M after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Thief Simulator sell?

Q: How many copies did Thief Simulator sell?

1.2M to 1.9M copies, based on its 39k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 1.2M–1.9M; $6.6M–$17.7M after Steam's cut $12.0M–$27.3M before the cut; from 39k 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 Thief Simulator out and predicted the genre from its 8 similar games. Every figure here, including Thief Simulator's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 3.0M–5.5M

best case 46.0M (PAYDAY 2)

The Open World 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

≈ 3.0M–5.5M copies

≈ $19.8M–$45.2M after Steam's cut

from ~62k reviews

Best case

≈ 35.0M–56.9M copies

PAYDAY 2 · ≈ $96.2M–$258.7M after Steam's cut

A breakout hit, far above a typical game.

The genre you'd be entering

Your set: Your set clusters on Open World (4 of 8) and Stealth (4 of 8).
The winners: Winners here lead with FPS + Stealth, priced around $15. The breakout hits carry FPS + Multiplayer + Stealth; a typical game here doesn't.
The era: The games you compared span 2011 to 2017, 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
PAYDAY 2 2013	Est. copies ≈ 35.0M–56.9M 11x vs typical SteamSpy 20M–50M	Est. revenue $96.2M–$258.7M after Steam's cut $174.9M–$398.0M before the cut	$9.99	674k reviews Very Positive	Co-opAction
theHunter: Call of the Wild™ 2017	Est. copies ≈ 6.9M–11.2M 3.2x vs typical SteamSpy 5M–10M	Est. revenue $37.9M–$102.0M after Steam's cut $69.0M–$156.9M before the cut	$19.99	201k reviews Very Positive	HuntingOpen World
This War of Mine 2014	Est. copies ≈ 5.1M–8.2M 1.6x vs typical SteamSpy 2M–5M	Est. revenue $27.8M–$74.8M after Steam's cut $50.6M–$115.0M before the cut	$19.99	97k reviews Very Positive	SurvivalWar
Assassin's Creed® Unity 2014	Est. copies ≈ 4.4M–7.1M SteamSpy 2M–5M	Est. revenue $36.3M–$97.5M after Steam's cut $65.9M–$149.9M before the cut	$29.99	85k reviews Mostly Positive	Open WorldParkour
Rain World 2017	Est. copies ≈ 1.9M–3.1M SteamSpy 1M–2M	Est. revenue $13.0M–$34.9M after Steam's cut $23.6M–$53.7M before the cut	$24.99	55k reviews Very Positive	DifficultAtmospheric
Goat Simulator 2014	Est. copies ≈ 3.6M–5.9M SteamSpy 2M–5M	Est. revenue $10.0M–$26.9M after Steam's cut $18.2M–$41.4M before the cut	$9.99	70k reviews Very Positive	SimulationFunny
PAYDAY™ The Heist 2011	Est. copies ≈ 2.1M–3.5M SteamSpy 2M–5M	Est. revenue $5.8M–$15.7M after Steam's cut $10.6M–$24.2M before the cut	$9.99	41k reviews Very Positive	FPSAction
Watch_Dogs™ 2014	Est. copies ≈ 2.7M–4.3M SteamSpy 1M–2M	Est. revenue $14.7M–$39.5M after Steam's cut $26.7M–$60.7M before the cut	$19.99	51k reviews Mostly Positive	Open WorldHacking