How many copies did CS2D sell?

356k to 578k copies, based on its 10k Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did CS2D make?

CS2D is free to play, so there is no copy-sales revenue to estimate.

How big is CS2D?

Estimated owners: ≈ 356k–578k; from 10k 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 CS2D out and predicted the genre from its 8 similar games. Every figure here, including CS2D's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 1.2M–1.5M

best case 5.7M (Stick Fight: The Game)

The Shooter 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

≈ 1.2M–1.5M copies

≈ $5.2M–$6.2M after Steam's cut

from ~32k reviews

Best case

≈ 4.3M–7.0M copies

Stick Fight: The Game · ≈ $5.9M–$15.9M after Steam's cut

A breakout hit, far above a typical game.

The genre you'd be entering

Your set: Your set clusters on Shooter (3 of 8) and 2D Fighter (1 of 8).
The winners: Winners here lead with Fighting + 2D Fighter, priced around $5. The breakout hits carry Funny + Fighting + Local Multiplayer; a typical game here doesn't.
The era: The games you compared span 2014 to 2021, 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
Stick Fight: The Game 2017	Est. copies ≈ 4.3M–7.0M 3.9x vs typical SteamSpy 2M–5M	Est. revenue $5.9M–$15.9M after Steam's cut $10.7M–$24.4M before the cut	$4.99	125k reviews Very Positive	MultiplayerFunny
Bloons TD Battles 2016	Est. copies ≈ 1.2M–1.9M SteamSpy 1M–2M	Est. revenue Free	Free	29k reviews Very Positive	Free to PlayTower Defense
Soundpad 2017	Est. copies ≈ 3.5M–5.7M 3.2x vs typical SteamSpy 2M–5M	Est. revenue $4.9M–$13.0M after Steam's cut $8.8M–$20.1M before the cut	$4.99	103k reviews Overwhelmingly Positive	UtilitiesAudio Production
Streets of Rogue 2019	Est. copies ≈ 661k–1.1M SteamSpy 1M–2M	Est. revenue $3.6M–$9.8M after Steam's cut $6.6M–$15.0M before the cut	$19.99	23k reviews Overwhelmingly Positive	Rogue-liteAction Roguelike
POLYGON 2020	Est. copies ≈ 974k–1.6M SteamSpy 1M–2M	Est. revenue Free	Free	37k reviews Mostly Positive	Free to PlayFPS
Super Animal Royale 2021	Est. copies ≈ 1.1M–1.8M SteamSpy 1M–2M	Est. revenue Free	Free	44k reviews Very Positive	Battle RoyaleFree to Play
The Plan 2014	Est. copies ≈ 1.2M–2.0M SteamSpy 500k–1M	Est. revenue Free	Free	24k reviews Very Positive	Free to PlayIndie
ShellShock Live 2020	Est. copies ≈ 938k–1.5M SteamSpy 1M–2M	Est. revenue $2.6M–$6.9M after Steam's cut $4.7M–$10.7M before the cut	$9.99	36k reviews Very Positive	TanksMultiplayer