How many copies did Tukoni: Prologue sell?

105k to 171k copies, based on its 4k Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did Tukoni: Prologue make?

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

How big is Tukoni: Prologue?

Estimated owners: ≈ 105k–171k; from 4k reviews (Overwhelmingly 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 Tukoni: Prologue out and predicted the genre from its 8 similar games. Every figure here, including Tukoni: Prologue's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 4.1M–7.3M

best case 31.7M (Portal 2)

The Platformer genre

All 8 of your similar games are hits. A big, proven genre for a game like yours.

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

A typical game

≈ 4.1M–7.3M copies

≈ $28.8M–$55.2M after Steam's cut

from ~95k reviews

Best case

≈ 24.1M–39.2M copies

Portal 2 · ≈ $66.3M–$178.1M after Steam's cut

The genre you'd be entering

Your set: Your set clusters on Platformer (6 of 8) and Puzzle (4 of 8).
The winners: Winners here lead with Platformer + Puzzle, priced around $10.
The era: The games you compared span 2007 to 2020, 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
Portal 2 2011	Est. copies ≈ 24.1M–39.2M 4.9x vs typical SteamSpy 5M–10M	Est. revenue $66.3M–$178.1M after Steam's cut $120.5M–$274.1M before the cut	$9.99	464k reviews Overwhelmingly Positive	Platformer Puzzle
Little Nightmares 2017	Est. copies ≈ 4.0M–6.5M SteamSpy 5M–10M	Est. revenue $22.0M–$59.1M after Steam's cut $40.0M–$90.9M before the cut	$19.99	116k reviews Very Positive	HorrorAtmospheric
LIMBO 2011	Est. copies ≈ 3.2M–5.2M SteamSpy 2M–5M	Est. revenue $11.0M–$29.6M after Steam's cut $20.0M–$45.5M before the cut	$12.49	62k reviews Very Positive	Puzzle-PlatformerIndie
Ori and the Blind Forest 2015	Est. copies ≈ 2.8M–4.5M SteamSpy 2M–5M	Est. revenue Free	Free	60k reviews Very Positive	Great SoundtrackAtmospheric
Ori and the Blind Forest: Definitive Edition 2016	Est. copies ≈ 2.8M–4.6M SteamSpy 2M–5M	Est. revenue $15.6M–$42.1M after Steam's cut $28.4M–$64.7M before the cut	$19.99	71k reviews Overwhelmingly Positive	AtmosphericGreat Soundtrack
BattleBlock Theater® 2014	Est. copies ≈ 3.8M–6.1M SteamSpy 2M–5M	Est. revenue $15.6M–$41.9M after Steam's cut $28.4M–$64.5M before the cut	$14.99	73k reviews Overwhelmingly Positive	Co-op Platformer
Portal 2007	Est. copies ≈ 10.3M–16.7M 2.1x vs typical SteamSpy 10M–20M	Est. revenue $28.2M–$75.7M after Steam's cut $51.2M–$116.5M before the cut	$9.99	197k reviews Overwhelmingly Positive	PuzzlePuzzle-Platformer
Ori and the Will of the Wisps 2020	Est. copies ≈ 3.8M–6.2M 1.5x vs typical SteamSpy 2M–5M	Est. revenue $31.7M–$85.2M after Steam's cut $57.6M–$131.0M before the cut	$29.99	145k reviews Overwhelmingly Positive	BeautifulMetroidvania