How much revenue did OpenTTD make?

OpenTTD is free to play, so there is no copy-sales revenue to estimate.

How many copies did OpenTTD sell?

Q: How many copies did OpenTTD sell?

417k to 677k copies, based on its 17k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 417k–677k; from 17k 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 OpenTTD out and predicted the genre from its 8 similar games. Every figure here, including OpenTTD's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 9.9M–11.9M

best case 11.8M (Raft)

The Sandbox 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

≈ 9.9M–11.9M copies

≈ $91.4M–$198.9M after Steam's cut

from ~267k reviews

Best case

≈ 9.0M–14.7M copies

Raft · ≈ $49.6M–$133.3M after Steam's cut

The genre you'd be entering

Your set: Your set clusters on Sandbox (6 of 8) and Building (5 of 8).
The winners: Winners here lead with Survival + Open World Survival Craft, priced around $20.
The era: The games you compared span 2015 to 2022, 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
People Playground 2019	Est. copies ≈ 9.1M–14.8M SteamSpy 5M–10M	Est. revenue $24.9M–$67.1M after Steam's cut $45.4M–$103.2M before the cut	$9.99	315k reviews Overwhelmingly Positive	SandboxGore
Scrap Mechanic 2016	Est. copies ≈ 4.7M–7.7M too small to compare SteamSpy 2M–5M	Est. revenue $26.0M–$69.8M after Steam's cut $47.2M–$107.4M before the cut	$19.99	118k reviews Very Positive	BuildingSandbox
Cities: Skylines 2015	Est. copies ≈ 13.5M–21.9M 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
Raft 2022	Est. copies ≈ 9.0M–14.7M SteamSpy 10M–20M	Est. revenue $49.6M–$133.3M after Steam's cut $90.1M–$205.0M before the cut	$19.99	376k reviews Very Positive	SurvivalMultiplayer
Stellaris 2016	Est. copies ≈ 7.8M–12.7M SteamSpy 2M–5M	Est. revenue $107.8M–$290.0M after Steam's cut $196.1M–$446.1M before the cut	$49.99	196k reviews Very Positive	SpaceGrand Strategy
The Sims™ 4 2020	Est. copies ≈ 5.2M–8.5M SteamSpy 10M–20M	Est. revenue Free	Free	197k reviews Very Positive	Life SimCharacter Customization
RimWorld 2018	Est. copies ≈ 7.4M–12.0M SteamSpy 5M–10M	Est. revenue $71.1M–$191.2M after Steam's cut $129.3M–$294.2M before the cut	$34.99	243k reviews Overwhelmingly Positive	Colony SimBase-Building
ASTRONEER 2019	Est. copies ≈ 4.0M–6.5M too small to compare SteamSpy 2M–5M	Est. revenue $32.9M–$88.6M after Steam's cut $59.9M–$136.3M before the cut	$29.99	139k reviews Very Positive	MultiplayerOpen World