How many copies did Slave Princess Finne, why did she sell out her own kingdom? sell?

Q: How many copies did Slave Princess Finne, why did she sell out her own kingdom? sell?

3k to 4k copies, based on its 106 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Q: How much revenue did Slave Princess Finne, why did she sell out her own kingdom? make?

$13k–$35k after Steam's roughly 30% cut, derived from the copies estimate and its price.

Estimated copies sold: ≈ 3k–4k; $13k–$35k after Steam's cut $24k–$54k before Steam's cut; from 106 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 Slave Princess Finne, why did she sell out her own kingdom? and predicted how it would do from its 8 similar games. Every figure here, including Slave Princess Finne, why did she sell out her own kingdom?'s, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 2.3M–6.6M

best case 40.7M (Wallpaper Engine)

Games like Slave Princess Finne, why did she sell out her own kingdom?

A typical game among these

≈ 2.3M–6.6M copies

≈ $10.9M–$37.8M after Steam's cut

from ~86k 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.

No genre covers most of these similar games. The closest is Anime (4 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: Wallpaper Engine at ≈ 31.0M–50.3M copies, ≈ $42.5M–$114.3M after Steam's cut.

What their first month looked like

About half the games that made it here had over 14k reviews in their first month; the range was 2k to 21k.

The genre you'd be entering

These games: The similar games share Anime (4 of 8) and NSFW (4 of 8).
The winners: Winners here lead with Mature + Utilities, priced around $5.
When they shipped: The similar games span 2017 to 2023, 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 43 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
Wallpaper Engine 2018	Est. copies ≈ 31.0M–50.3M 12x vs typical SteamSpy 20M–50M	Est. revenue $42.5M–$114.3M after Steam's cut $77.3M–$175.9M before Steam's cut	$4.99	1.0M reviews Overwhelmingly Positive	MatureUtilities
Soundpad 2017	Est. copies ≈ 3.6M–5.9M SteamSpy 2M–5M	Est. revenue $4.9M–$13.3M after Steam's cut $9.0M–$20.5M before Steam's cut	$4.99	105k reviews Overwhelmingly Positive	UtilitiesAudio Production
VRChat 2017	Est. copies ≈ 9.3M–15.1M 3.1x vs typical SteamSpy 20M–50M	Est. revenue Free	Free	269k reviews Mostly Positive	VRFree to Play
LEGO® Star Wars™: The Skywalker Saga 2022	Est. copies ≈ 1.2M–2.0M SteamSpy 1M–2M	Est. revenue $16.5M–$44.5M after Steam's cut $30.1M–$68.4M before Steam's cut	$49.99	48k reviews Very Positive	LEGOAdventure
SteamVR unreleased	Est. copies ≈ 2.2M–3.5M SteamSpy 1M–2M	Est. revenue Free	Free	87k reviews Very Positive	VRSoftware
Senren＊Banka 2020	Est. copies ≈ 923k–1.5M SteamSpy 500k–1M	Est. revenue $8.9M–$23.9M after Steam's cut $16.2M–$36.7M before Steam's cut	$34.99	37k reviews Overwhelmingly Positive	Visual NovelNSFW
Street Fighter™ 6 2023	Est. copies ≈ 2.0M–3.2M SteamSpy 2M–5M	Est. revenue $21.8M–$58.7M after Steam's cut $39.7M–$90.3M before Steam's cut	$39.99	80k reviews Very Positive	2D FighterFighting
Mirror 2018	Est. copies ≈ 2.6M–4.1M SteamSpy 2M–5M	Est. revenue $1.4M–$3.8M after Steam's cut $2.5M–$5.8M before Steam's cut	$1.99	84k reviews Overwhelmingly Positive	Sexual ContentNudity