How much revenue did XO make?

$16k–$43k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did XO sell?

Q: How many copies did XO sell?

3k to 5k copies, based on its 100 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 3k–5k; $16k–$43k after Steam's cut $29k–$65k before Steam's cut; from 100 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 XO and predicted how it would do from its 8 similar games. Every figure here, including XO's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 45k–212k

best case 1.2M (Against the Storm)

Games like XO

A typical game among these

≈ 45k–212k copies

≈ $290k–$3.0M after Steam's cut

from ~2k reviews

Only the top fifth of 2019's Steam releases earned $34k or more before Steam's cut, so plan for that or less.

6 of the 8 similar games are hits.

No genre covers most of these similar games. The closest is Simulation (3 of 8), so its genre is hard to place.

Of the 416 indie games that passed 1,000 reviews in 2022, 11.8% were novel genre mixes and 88.2% stuck to an established genre. Published indie market research.

Best case: Against the Storm at ≈ 934k–1.5M copies, ≈ $7.7M–$20.7M after Steam's cut.

What their first month looked like

About half the games that made it here had over 5k reviews in their first month; the range was 105 to 19k.

The genre you'd be entering

These games: The similar games share Simulation (3 of 8) and Building (2 of 8).
The winners: Winners here lead with City Builder + Simulation, priced around $30.
When they shipped: The similar games span 2016 to 2026, and 3 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 52 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
We Are The Dwarves 2016	Est. copies ≈ 67k–109k SteamSpy 20k–50k	Est. revenue $276k–$742k after Steam's cut $502k–$1.1M before Steam's cut	$14.99	2k reviews Mixed	IndieAdventure
The Wandering Village 2025	Est. copies ≈ 211k–342k 4.8x vs typical SteamSpy 200k–500k	Est. revenue $1.7M–$4.7M after Steam's cut $3.2M–$7.2M before Steam's cut	$29.99	8k reviews Very Positive	Early AccessBuilding
Deadly Days 2019	Est. copies ≈ 55k–90k SteamSpy 200k–500k	Est. revenue $182k–$489k after Steam's cut $331k–$753k before Steam's cut	$11.99	2k reviews Very Positive	IndieAction
No Plan B 2024	Est. copies ≈ 20k–33k SteamSpy 20k–50k	Est. revenue $83k–$224k after Steam's cut $152k–$345k before Steam's cut	$14.99	816 reviews Very Positive	StrategyIndie
Winter Falling: Battle Tactics 2022	Est. copies ≈ 12k–20k SteamSpy under 20k	Est. revenue $50k–$133k after Steam's cut $90k–$205k before Steam's cut	$14.99	485 reviews Very Positive	Turn-BasedSingleplayer
Abandon Ship 2019	Est. copies ≈ 39k–63k SteamSpy 50k–100k	Est. revenue $268k–$721k after Steam's cut $488k–$1.1M before Steam's cut	$24.99	1k reviews Mostly Positive	PiratesRogue-lite
Xenonauts 2 2026	Est. copies ≈ 145k–236k 3.3x vs typical SteamSpy 100k–200k	Est. revenue $1.6M–$4.3M after Steam's cut $2.9M–$6.6M before Steam's cut	$39.99	6k reviews Very Positive	StrategySimulation
Against the Storm 2023	Est. copies ≈ 934k–1.5M 21x vs typical SteamSpy 500k–1M	Est. revenue $7.7M–$20.7M after Steam's cut $14.0M–$31.9M before Steam's cut	$29.99	38k reviews Very Positive	StrategyCity Builder