How much revenue did William and Sly make?

$10k–$26k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did William and Sly sell?

Q: How many copies did William and Sly sell?

2k to 4k copies, based on its 93 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 2k–4k; $10k–$26k after Steam's cut $17k–$39k before Steam's cut; from 93 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 William and Sly and predicted how it would do from its 8 similar games. Every figure here, including William and Sly's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 150k–307k

best case 452k (Little Kitty, Big City)

Games like William and Sly

A typical game among these

≈ 150k–307k copies

≈ $1.4M–$2.4M after Steam's cut

from ~6k 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: Little Kitty, Big City at ≈ 345k–560k copies, ≈ $2.4M–$6.4M 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 485 to 4k.

The genre you'd be entering

These games: The similar games share Cozy (5 of 8) and Open World (5 of 8).
The winners: Winners here lead with Cats + Wholesome, priced around $25.
When they shipped: 5 of the 8 similar games shipped in the last two years. You'd be launching into a busy stretch.

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 of about 31, 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
Loddlenaut 2023	Est. copies ≈ 157k–255k SteamSpy 100k–200k	Est. revenue $863k–$2.3M after Steam's cut $1.6M–$3.6M before Steam's cut	$19.99	6k reviews Overwhelmingly Positive	UnderwaterRelaxing
Hello Kitty Island Adventure 2025	Est. copies ≈ 311k–505k 2.0x vs typical SteamSpy 100k–200k	Est. revenue $3.4M–$9.2M after Steam's cut $6.2M–$14.1M before Steam's cut	$39.99	13k reviews Very Positive	CozyOpen World
Alba: A Wildlife Adventure 2020	Est. copies ≈ 208k–339k SteamSpy 100k–200k	Est. revenue $974k–$2.6M after Steam's cut $1.8M–$4.0M before Steam's cut	$16.99	8k reviews Overwhelmingly Positive	CasualWholesome
Yaoling: Mythical Journey 2025	Est. copies ≈ 87k–142k SteamSpy 100k–200k	Est. revenue $479k–$1.3M after Steam's cut $872k–$2.0M before Steam's cut	$19.99	4k reviews Very Positive	Early AccessStrategy
Little Kitty, Big City 2024	Est. copies ≈ 345k–560k 2.3x vs typical SteamSpy 200k–500k	Est. revenue $2.4M–$6.4M after Steam's cut $4.3M–$9.8M before Steam's cut	$24.99	14k reviews Overwhelmingly Positive	CatsCute
Lake 2021	Est. copies ≈ 147k–238k SteamSpy 200k–500k	Est. revenue $807k–$2.2M after Steam's cut $1.5M–$3.3M before Steam's cut	$19.99	6k reviews Very Positive	RelaxingStory Rich
I Am Future: Cozy Apocalypse Survival 2024	Est. copies ≈ 116k–189k SteamSpy 200k–500k	Est. revenue $640k–$1.7M after Steam's cut $1.2M–$2.6M before Steam's cut	$19.99	5k reviews Very Positive	CasualSingleplayer
Snufkin: Melody of Moominvalley 2024	Est. copies ≈ 107k–174k SteamSpy 200k–500k	Est. revenue $973k–$2.6M after Steam's cut $1.8M–$4.0M before Steam's cut	$32.99	4k reviews Overwhelmingly Positive	ColorfulPuzzle