How many copies did One-armed robber sell?

1.3M to 2.2M copies, based on its 54k Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did One-armed robber make?

One-armed robber is free to play, so there is no copy-sales revenue to estimate.

How big is One-armed robber?

Estimated players who have it: ≈ 1.3M–2.2M; from 54k 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 One-armed robber and predicted how it would do from its 8 similar games. Every figure here, including One-armed robber's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 82k–2.0M

best case 56.0M (PAYDAY 2)

Games like One-armed robber

A typical game among these

≈ 82k–2.0M copies

≈ $587k–$12.5M after Steam's cut

from ~14k 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: PAYDAY 2 at ≈ 42.7M–69.3M copies, ≈ $117.2M–$315.1M after Steam's cut.

What their first month looked like

About half the games that made it here had over 2k reviews in their first month; the range was 415 to 4k.

The genre you'd be entering

These games: The similar games share Crime (7 of 8) and Heist (5 of 8).
The winners: Winners here lead with Co-op + FPS, priced around $10.
When they shipped: The similar games span 2011 to 2025, 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 79 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
Thief Simulator 2018	Est. copies ≈ 1.2M–2.0M 2.9x vs typical SteamSpy 1M–2M	Est. revenue $6.7M–$17.9M after Steam's cut $12.1M–$27.6M before Steam's cut	$19.99	40k reviews Very Positive	Simulation Stealth
Crime Simulator: Playgrounds 2024	Est. copies ≈ 54k–88k SteamSpy 100k–200k	Est. revenue $30k–$80k after Steam's cut $54k–$122k before Steam's cut	$1.99	2k reviews Mostly Positive	ActionMultiplayer
Drug Dealer Simulator 2020	Est. copies ≈ 522k–848k 1.5x vs typical SteamSpy 1M–2M	Est. revenue $2.9M–$7.7M after Steam's cut $5.2M–$11.9M before Steam's cut	$19.99	21k reviews Very Positive	SimulationCrime
PAYDAY 2 2013	Est. copies ≈ 42.7M–69.3M 48x vs typical SteamSpy 20M–50M	Est. revenue $117.2M–$315.1M after Steam's cut $213.1M–$484.7M before Steam's cut	$9.99	675k reviews Very Positive	Co-opAction
Thief Simulator VR 2020	Est. copies ≈ 37k–59k SteamSpy 100k–200k	Est. revenue $201k–$540k after Steam's cut $365k–$830k before Steam's cut	$19.99	1k reviews Mixed	VRSimulation
The Break-In 2025	Est. copies ≈ 65k–106k SteamSpy 200k–500k	Est. revenue $357k–$961k after Steam's cut $650k–$1.5M before Steam's cut	$19.99	3k reviews Very Positive	VRMultiplayer
PAYDAY™ The Heist 2011	Est. copies ≈ 2.6M–4.2M 2.9x vs typical SteamSpy 2M–5M	Est. revenue $7.1M–$19.1M after Steam's cut $12.9M–$29.5M before Steam's cut	$9.99	41k reviews Very Positive	FPSAction
Thief Simulator 2 2023	Est. copies ≈ 170k–276k SteamSpy 500k–1M	Est. revenue $934k–$2.5M after Steam's cut $1.7M–$3.9M before Steam's cut	$19.99	7k reviews Very Positive	Simulation Stealth