How many copies did Abyss The Forgotten Past: Prologue sell?

4k to 6k copies, based on its 161 Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did Abyss The Forgotten Past: Prologue make?

Abyss The Forgotten Past: Prologue is free to play, so there is no copy-sales revenue to estimate.

How big is Abyss The Forgotten Past: Prologue?

Estimated players who have it: ≈ 4k–6k; from 161 reviews (Mixed)

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 Abyss The Forgotten Past: Prologue and predicted how it would do from its 8 similar games. Every figure here, including Abyss The Forgotten Past: Prologue's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 726–102k

best case 2.9M (Katana ZERO)

Games like Abyss The Forgotten Past: Prologue

A typical game among these

≈ 726–102k copies

≈ $5k–$952k after Steam's cut

from ~84 reviews

Only the top fifth of 2019's Steam releases earned $34k or more before Steam's cut, so plan for that or less.

3 of the 8 similar games are hits.

Best case: Katana ZERO at ≈ 2.2M–3.6M copies, ≈ $9.0M–$24.3M after Steam's cut.

What their first month looked like

The games that made it here had under 3k reviews in their first month.

Games with under about 100 reviews in month one almost never recover.

The genre you'd be entering

These games: The similar games share 2D Platformer (8 of 8) and Platformer (8 of 8).
The winners: Winners here lead with Story Rich + Platformer, priced around $15.
When they shipped: The similar games span 2018 to 2024, and 2 of the 8 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 38 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
Sock It 2024	Est. copies ≈ 198–322 SteamSpy under 20k	Est. revenue $272–$731 after Steam's cut $494–$1k before Steam's cut	$4.99	8 reviews 8 user reviews	Spectacle fighter2D Platformer
Ingression 2024	Est. copies ≈ 3k–4k SteamSpy under 20k	Est. revenue $7k–$19k after Steam's cut $13k–$30k before Steam's cut	$9.99	106 reviews Very Positive	Precision Platformer Platformer
Rusted Moss 2023	Est. copies ≈ 43k–71k 21x vs typical SteamSpy 50k–100k	Est. revenue $239k–$642k after Steam's cut $434k–$988k before Steam's cut	$19.99	2k reviews Very Positive	PlatformerPixel Graphics
Katana ZERO 2019	Est. copies ≈ 2.2M–3.6M 907x vs typical SteamSpy 2M–5M	Est. revenue $9.0M–$24.3M after Steam's cut $16.4M–$37.4M before Steam's cut	$14.99	76k reviews Overwhelmingly Positive	Pixel GraphicsAction
Go Go Jump!! 2023	Est. copies ≈ 2k SteamSpy under 20k	Est. revenue $5k–$12k after Steam's cut $8k–$19k before Steam's cut	$10.99	62 reviews Very Positive	ActionStory Rich
EnHanced 2018	Est. copies ≈ 638–1k SteamSpy 20k–50k	Est. revenue $876–$2k after Steam's cut $2k–$4k before Steam's cut	$4.99	21 reviews Mostly Positive	Action-AdventurePlatformer
Falling Into Dreams 2023	Est. copies ≈ 298–484 SteamSpy under 20k	Est. revenue Free	Free	12 reviews Positive	Horror Survival Horror
F.I.S.T.: Forged In Shadow Torch 2021	Est. copies ≈ 181k–293k 87x vs typical SteamSpy 500k–1M	Est. revenue $794k–$2.1M after Steam's cut $1.4M–$3.3M before Steam's cut	$15.99	7k reviews Very Positive	Metroidvania Platformer