How much revenue did City Eye: Prologue make?

City Eye: Prologue is free to play, so there is no copy-sales revenue to estimate.

How many copies did City Eye: Prologue sell?

Q: How many copies did City Eye: Prologue sell?

2k to 3k copies, based on its 70 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 2k–3k; from 70 reviews (Mixed)

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 City Eye: Prologue out and predicted the genre from its 8 similar games. Every figure here, including City Eye: Prologue's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 10.3M–36.2M

best case 78.0M (Euro Truck Simulator 2)

Games like City Eye: Prologue

The middle of these games

≈ 10.3M–36.2M copies

≈ $166.4M–$270.5M after Steam's cut

from ~293k reviews

Only the top fifth of 2019’s Steam releases earned about $34k gross, so plan for that or less.

All 8 of your similar games are hits.

Best case: Euro Truck Simulator 2 at ≈ 59.4M–96.6M copies, ≈ $326.7M–$878.4M after Steam's cut.

The genre you'd be entering

Your set: Your set clusters on Simulation (7 of 8) and Realistic (6 of 8).
The winners: Winners here lead with Driving + Transportation, priced around $20.
The era: The games you compared span 2012 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 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
War Thunder 2013	Est. copies ≈ 49.3M–80.1M 2.7x vs typical SteamSpy 20M–50M	Est. revenue Free	Free	780k reviews Mostly Positive	Free to PlaySimulation
Cities: Skylines 2015	Est. copies ≈ 14.2M–23.1M SteamSpy 10M–20M	Est. revenue $117.4M–$315.8M after Steam's cut $213.5M–$485.8M before the cut	$29.99	292k reviews Very Positive	City Builder Simulation
BeamNG.drive 2015	Est. copies ≈ 20.3M–33.0M SteamSpy 5M–10M	Est. revenue $139.6M–$375.3M after Steam's cut $253.8M–$577.4M before the cut	$24.99	416k reviews Overwhelmingly Positive	SimulationDriving
Forza Horizon 5 2021	Est. copies ≈ 6.9M–11.3M SteamSpy 5M–10M	Est. revenue $114.2M–$307.2M after Steam's cut $207.7M–$472.6M before the cut	$59.99	279k reviews Very Positive	RacingOpen World
Arma 3 2013	Est. copies ≈ 18.6M–30.3M SteamSpy 10M–20M	Est. revenue $153.8M–$413.4M after Steam's cut $279.6M–$636.0M before the cut	$29.99	295k reviews Very Positive	MilitaryAction
Squad 2020	Est. copies ≈ 6.0M–9.8M SteamSpy 2M–5M	Est. revenue $66.2M–$178.0M after Steam's cut $120.4M–$273.9M before the cut	$39.99	243k reviews Very Positive	MilitaryRealistic
American Truck Simulator 2016	Est. copies ≈ 8.1M–13.2M SteamSpy 2M–5M	Est. revenue $44.7M–$120.0M after Steam's cut $81.2M–$184.7M before the cut	$19.99	195k reviews Overwhelmingly Positive	Automobile SimDriving
Euro Truck Simulator 2 2012	Est. copies ≈ 59.4M–96.6M 3.2x vs typical SteamSpy 10M–20M	Est. revenue $326.7M–$878.4M after Steam's cut $594.0M–$1351.4M before the cut	$19.99	940k reviews Overwhelmingly Positive	DrivingTransportation