How much revenue did Diplomacy is Not an Option make?

$2.4M–$6.6M after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Diplomacy is Not an Option sell?

Q: How many copies did Diplomacy is Not an Option sell?

296k to 481k copies, based on its 12k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 296k–481k; $2.4M–$6.6M after Steam's cut $4.4M–$10.1M before the cut; from 12k 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 Diplomacy is Not an Option out and predicted the genre from its 8 similar games. Every figure here, including Diplomacy is Not an Option's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 1.7M–6.4M

best case 17.7M (Cities: Skylines)

The City Builder 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

≈ 1.7M–6.4M copies

≈ $25.1M–$121.8M after Steam's cut

from ~75k reviews

Best case

≈ 13.5M–21.9M copies

Cities: Skylines · ≈ $111.2M–$298.9M after Steam's cut

The genre you'd be entering

Your set: Your set clusters on City Builder (6 of 8) and Simulation (5 of 8).
The winners: Winners here lead with City Builder + Simulation, priced around $30.
The era: The games you compared span 2012 to 2024, a genre with a long track record.

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

Similar games

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Europa Universalis IV 2013	Est. copies ≈ 7.1M–11.6M 1.8x vs typical SteamSpy 5M–10M	Est. revenue $97.9M–$263.2M after Steam's cut $178.0M–$404.9M before the cut	$49.99	137k reviews Very Positive	Grand StrategyStrategy
Against the Storm 2023	Est. copies ≈ 884k–1.4M SteamSpy 500k–1M	Est. revenue $7.3M–$19.6M after Steam's cut $13.3M–$30.2M before the cut	$29.99	37k reviews Very Positive	StrategyCity Builder
Cities: Skylines 2015	Est. copies ≈ 13.5M–21.9M 3.9x vs typical SteamSpy 10M–20M	Est. revenue $111.2M–$298.9M after Steam's cut $202.2M–$459.9M before the cut	$29.99	291k reviews Very Positive	City Builder Simulation
Manor Lords 2024	Est. copies ≈ 2.1M–3.5M SteamSpy 2M–5M	Est. revenue $23.5M–$63.2M after Steam's cut $42.7M–$97.2M before the cut	$39.99	89k reviews Very Positive	StrategyCity Builder
Workers & Resources: Soviet Republic 2024	Est. copies ≈ 638k–1.0M SteamSpy 500k–1M	Est. revenue $7.0M–$18.9M after Steam's cut $12.8M–$29.0M before the cut	$39.99	27k reviews Very Positive	StrategySimulation
Frostpunk 2018	Est. copies ≈ 4.1M–6.7M 1.8x vs typical SteamSpy 2M–5M	Est. revenue $34.1M–$91.8M after Steam's cut $62.1M–$141.3M before the cut	$29.99	136k reviews Very Positive	City Builder Survival
Victoria 3 2022	Est. copies ≈ 1.4M–2.4M SteamSpy 1M–2M	Est. revenue $19.9M–$53.5M after Steam's cut $36.2M–$82.3M before the cut	$49.99	60k reviews Mostly Positive	Grand StrategyEconomy
Age of Empires® III (2007) 2012	Est. copies ≈ 1.7M–2.7M SteamSpy 2M–5M	Est. revenue Free	Free	32k reviews Very Positive	StrategyRTS