How many copies did Linda & Joan Prologue: “Four Months Earlier” sell?

1k to 2k copies, based on its 48 Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did Linda & Joan Prologue: “Four Months Earlier” make?

Linda & Joan Prologue: “Four Months Earlier” is free to play, so there is no copy-sales revenue to estimate.

How big is Linda & Joan Prologue: “Four Months Earlier”?

Estimated players who have it: ≈ 1k–2k; from 48 reviews (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 Linda & Joan Prologue: “Four Months Earlier” and predicted how it would do from its 8 similar games. Every figure here, including Linda & Joan Prologue: “Four Months Earlier”'s, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 1.9M–2.8M

best case 8.6M (Detroit: Become Human)

Games like Linda & Joan Prologue: “Four Months Earlier”

A typical game among these

≈ 1.9M–2.8M copies

≈ $16.9M–$25.9M after Steam's cut

from ~54k 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: Detroit: Become Human at ≈ 6.6M–10.7M copies, ≈ $72.1M–$193.9M after Steam's cut. It is a breakout hit, far above a typical game.

What their first month looked like

About half the games that made it here had over 4k reviews in their first month; the range was 2k to 8k.

The genre you'd be entering

These games: The similar games share Story Rich (8 of 8) and Emotional (5 of 8).
The winners: Winners here lead with Choices Matter + Story Rich, priced around $40. The breakout hits carry Multiple Endings + Futuristic + Robots; a typical game here doesn't.
When they shipped: The similar games span 2012 to 2021, 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 79 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
A Plague Tale: Innocence 2019	Est. copies ≈ 2.1M–3.4M SteamSpy 1M–2M	Est. revenue $23.1M–$62.1M after Steam's cut $42.0M–$95.6M before Steam's cut	$39.99	73k reviews Very Positive	Story RichAdventure
Spiritfarer®: Farewell Edition 2020	Est. copies ≈ 1.3M–2.2M SteamSpy 1M–2M	Est. revenue $11.0M–$29.5M after Steam's cut $20.0M–$45.4M before Steam's cut	$29.99	54k reviews Very Positive	EmotionalStory Rich
Life is Strange: True Colors 2021	Est. copies ≈ 419k–681k too small to compare SteamSpy 500k–1M	Est. revenue $6.9M–$18.6M after Steam's cut $12.6M–$28.6M before Steam's cut	$59.99	17k reviews Very Positive	Choices MatterStory Rich
Detroit: Become Human 2020	Est. copies ≈ 6.6M–10.7M 4.9x vs typical SteamSpy 2M–5M	Est. revenue $72.1M–$193.9M after Steam's cut $131.1M–$298.3M before Steam's cut	$39.99	264k reviews Overwhelmingly Positive	Choices MatterStory Rich
The Walking Dead: Season Two 2013	Est. copies ≈ 2.2M–3.5M SteamSpy 1M–2M	Est. revenue $8.9M–$23.8M after Steam's cut $16.1M–$36.7M before Steam's cut	$14.99	34k reviews Overwhelmingly Positive	ZombiesAdventure
What Remains of Edith Finch 2017	Est. copies ≈ 1.8M–3.0M SteamSpy 500k–1M	Est. revenue $10.1M–$27.2M after Steam's cut $18.4M–$41.8M before Steam's cut	$19.99	53k reviews Overwhelmingly Positive	Story RichAtmospheric
To the Moon 2012	Est. copies ≈ 5.5M–8.9M 1.6x vs typical SteamSpy 2M–5M	Est. revenue $15.0M–$40.4M after Steam's cut $27.3M–$62.2M before Steam's cut	$9.99	87k reviews Overwhelmingly Positive	Story RichGreat Soundtrack
Beyond: Two Souls 2020	Est. copies ≈ 1.1M–1.8M SteamSpy 1M–2M	Est. revenue $6.0M–$16.0M after Steam's cut $10.9M–$24.7M before Steam's cut	$19.99	44k reviews Very Positive	AdventureChoices Matter