How many copies did Sunrider: Mask of Arcadius sell?

157k to 255k copies, based on its 3k Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did Sunrider: Mask of Arcadius make?

Sunrider: Mask of Arcadius is free to play, so there is no copy-sales revenue to estimate.

How big is Sunrider: Mask of Arcadius?

Estimated owners: ≈ 157k–255k; from 3k 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 Sunrider: Mask of Arcadius out and predicted the genre from its 8 similar games. Every figure here, including Sunrider: Mask of Arcadius's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 2.1M–4.6M

best case 10.2M (Doki Doki Literature Club!)

Games like Sunrider: Mask of Arcadius

The middle of these games

≈ 2.1M–4.6M copies

≈ $5.2M–$8.6M after Steam's cut

from ~66k reviews

Only the top fifth of 2019’s Steam releases earned about $34k gross, so plan for that or less.

All 8 of your similar games are hits.

Best case: Doki Doki Literature Club! at ≈ 7.8M–12.7M copies.

The genre you'd be entering

Your set: Your set clusters on Anime (6 of 8) and Mature (4 of 8).
The winners: Winners here lead with Psychological Horror + Visual Novel.
The era: The games you compared span 2014 to 2020, 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 70 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
Mirror 2018	Est. copies ≈ 2.6M–4.2M SteamSpy 2M–5M	Est. revenue $1.4M–$3.8M after Steam's cut $2.5M–$5.8M before the cut	$1.99	84k reviews Overwhelmingly Positive	Sexual ContentNudity
Emily is Away 2015	Est. copies ≈ 1.6M–2.6M SteamSpy 1M–2M	Est. revenue Free	Free	32k reviews Very Positive	Free to PlayStory Rich
Doki Doki Literature Club! 2017	Est. copies ≈ 7.8M–12.7M 3.4x vs typical SteamSpy 5M–10M	Est. revenue Free	Free	227k reviews Overwhelmingly Positive	Psychological Horror Visual Novel
Everlasting Summer 2014	Est. copies ≈ 4.4M–7.1M SteamSpy 500k–1M	Est. revenue Free	Free	78k reviews Very Positive	Visual Novel Story Rich
UNO 2017	Est. copies ≈ 1.9M–3.0M SteamSpy 2M–5M	Est. revenue $5.1M–$13.8M after Steam's cut $9.3M–$21.2M before the cut	$9.99	54k reviews Mostly Positive	Card GameMultiplayer
HuniePop 2015	Est. copies ≈ 1.5M–2.5M SteamSpy 1M–2M	Est. revenue $4.2M–$11.4M after Steam's cut $7.7M–$17.6M before the cut	$9.99	32k reviews Overwhelmingly Positive	NudityMature
Helltaker 2020	Est. copies ≈ 3.2M–5.2M 1.9x vs typical SteamSpy 2M–5M	Est. revenue Free	Free	128k reviews Overwhelmingly Positive	Free to PlayCute
Crush Crush 2016	Est. copies ≈ 1.2M–1.9M SteamSpy 1M–2M	Est. revenue Free	Free	28k reviews Very Positive	Sexual ContentNudity