How many copies did Ring of Fire: Prologue sell?

739 to 1k copies, based on its 28 Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did Ring of Fire: Prologue make?

Ring of Fire: Prologue is free to play, so there is no copy-sales revenue to estimate.

How big is Ring of Fire: Prologue?

Estimated owners: ≈ 739–1k; from 28 reviews (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 Ring of Fire: Prologue out and predicted the genre from its 8 similar games. Every figure here, including Ring of Fire: Prologue's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 788–1k

best case 52k (My Lovely Daughter)

The Villain Protagonist genre

1 of your 8 similar games is a hit. A niche genre: plan for a small audience.

Your picks lean toward this genre's biggest survivors; the typical figure reads from its ordinary successes.

A hit here: 1,000+ reviews, roughly $150k+ before Steam's cut (a standard indie benchmark).

A typical game

≈ 788–1k copies

≈ $2k–$5k after Steam's cut

from ~26 reviews

Best case

≈ 40k–64k copies

My Lovely Daughter · ≈ $163k–$439k after Steam's cut

A breakout hit, far above a typical game.

The genre you'd be entering

Your set: Your set clusters on Villain Protagonist (7 of 8) and Choices Matter (4 of 8).
The winners: Winners here lead with Villain Protagonist, priced around $15. The breakout hits carry Multiple Endings; a typical game here doesn't.
The era: The games you compared span 2017 to 2024, 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
Grand Academy for Future Villains 2017	Est. copies ≈ 894–1k SteamSpy under 20k	Est. revenue $1k–$4k after Steam's cut $3k–$6k before the cut	$5.99	26 reviews Mixed	IndieAdventure
Fallen Hero: Rebirth 2018	Est. copies ≈ 14k–23k 18x vs typical SteamSpy under 20k	Est. revenue $27k–$73k after Steam's cut $49k–$112k before the cut	$6.99	463 reviews Very Positive	Text-BasedIndie
The Advisor - Episode 1: Royal Pain 2021	Est. copies ≈ 15k–24k 23x vs typical SteamSpy 50k–100k	Est. revenue $12k–$33k after Steam's cut $22k–$51k before the cut	$2.99	605 reviews Overwhelmingly Positive	Choose Your Own AdventureRPG
Demonheart 2017	Est. copies ≈ 26k–42k 29x vs typical SteamSpy under 20k	Est. revenue $143k–$384k after Steam's cut $260k–$591k before the cut	$19.99	756 reviews Very Positive	LGBTQ+Visual Novel
Demonheart: Hunters 2020	Est. copies ≈ 8k–13k 11x vs typical SteamSpy 20k–50k	Est. revenue $43k–$116k after Steam's cut $78k–$178k before the cut	$19.99	297 reviews Very Positive	RPGLGBTQ+
Marry a Deep One: Innsmouth Simulator 2024	Est. copies ≈ 768–1k SteamSpy under 20k	Est. revenue $4k–$10k after Steam's cut $7k–$16k before the cut	$17.99	32 reviews Mixed	SimulationVillain Protagonist
My Lovely Daughter 2018	Est. copies ≈ 40k–64k 50x vs typical SteamSpy 20k–50k	Est. revenue $163k–$439k after Steam's cut $297k–$675k before the cut	$14.99	1k reviews Mostly Positive	Interactive FictionVisual Novel
Descent of the Hunted 2024	Est. copies ≈ 432–702 SteamSpy under 20k	Est. revenue $712–$2k after Steam's cut $1k–$3k before the cut	$5.99	18 reviews Positive	Psychological Horror Visual Novel