How many copies did Deepest Sword sell?

269k to 438k copies, based on its 11k Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did Deepest Sword make?

Deepest Sword is free to play, so there is no copy-sales revenue to estimate.

How big is Deepest Sword?

Estimated owners: ≈ 269k–438k; from 11k 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 Deepest Sword out and predicted the genre from its 8 similar games. Every figure here, including Deepest Sword's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 522k–642k

best case 5.8M (Celeste)

The 2D Platformer genre

All 8 of your similar games are hits. A healthy 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

≈ 522k–642k copies

≈ $4.0M–$6.3M after Steam's cut

from ~15k reviews

Best case

≈ 4.4M–7.1M copies

Celeste · ≈ $24.1M–$64.8M after Steam's cut

A breakout hit, far above a typical game.

The genre you'd be entering

Your set: Your set clusters on 2D Platformer (5 of 8) and Platformer (5 of 8).
The winners: Winners here lead with 2D Platformer, priced around $15. The breakout hits carry Precision Platformer + 2D Platformer; a typical game here doesn't.
The era: The games you compared span 2010 to 2023, 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
Blasphemous 2 2023	Est. copies ≈ 489k–795k SteamSpy 500k–1M	Est. revenue $4.0M–$10.8M after Steam's cut $7.3M–$16.7M before the cut	$29.99	20k reviews Very Positive	CombatFantasy
Momodora: Reverie Under The Moonlight 2016	Est. copies ≈ 473k–769k SteamSpy 200k–500k	Est. revenue $1.3M–$3.5M after Steam's cut $2.4M–$5.4M before the cut	$9.99	12k reviews Very Positive	Metroidvania2D Platformer
The Messenger 2018	Est. copies ≈ 398k–647k SteamSpy 500k–1M	Est. revenue $2.2M–$5.9M after Steam's cut $4.0M–$9.1M before the cut	$19.99	13k reviews Very Positive	RetroPlatformer
SANABI 2023	Est. copies ≈ 1.1M–1.7M 3.0x vs typical SteamSpy 500k–1M	Est. revenue $4.4M–$11.8M after Steam's cut $8.0M–$18.2M before the cut	$14.99	44k reviews Overwhelmingly Positive	Pixel GraphicsStory Rich
Celeste 2018	Est. copies ≈ 4.4M–7.1M 9.6x vs typical SteamSpy 2M–5M	Est. revenue $24.1M–$64.8M after Steam's cut $43.8M–$99.6M before the cut	$19.99	144k reviews Overwhelmingly Positive	Precision PlatformerDifficult
Super Meat Boy 2010	Est. copies ≈ 2.0M–3.3M 2.6x vs typical SteamSpy 2M–5M	Est. revenue $8.3M–$22.4M after Steam's cut $15.1M–$34.4M before the cut	$14.99	39k reviews Very Positive	Precision Platformer Platformer
Neon Abyss 2020	Est. copies ≈ 623k–1.0M 1.6x vs typical SteamSpy 2M–5M	Est. revenue $3.4M–$9.2M after Steam's cut $6.2M–$14.2M before the cut	$19.99	24k reviews Very Positive	Rogue-like Platformer
Rogue Legacy 2 2022	Est. copies ≈ 362k–588k SteamSpy 1M–2M	Est. revenue $2.5M–$6.7M after Steam's cut $4.5M–$10.3M before the cut	$24.99	15k reviews Very Positive	ArcadeMetroidvania