How many copies did Cartridge Monsters sell?

620 to 1k copies, based on its 25 Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did Cartridge Monsters make?

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

How big is Cartridge Monsters?

Estimated players who have it: ≈ 620–1k; from 25 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 Cartridge Monsters and predicted how it would do from its 8 similar games. Every figure here, including Cartridge Monsters's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 148k–436k

best case 1.3M (Temtem)

Games like Cartridge Monsters

A typical game among these

≈ 148k–436k copies

≈ $1.4M–$4.8M after Steam's cut

from ~10k 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: Temtem at ≈ 975k–1.6M copies, ≈ $12.1M–$32.4M after Steam's cut.

What their first month looked like

About half the games that made it here had over 2k reviews in their first month; the range was 673 to 33k.

The genre you'd be entering

These games: The similar games share Creature Collector (8 of 8) and Turn-Based Combat (7 of 8).
The winners: Winners here lead with Co-op + Creature Collector, priced around $45.
When they shipped: The similar games span 2017 to 2023, 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 43 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
Temtem 2022	Est. copies ≈ 975k–1.6M 4.1x vs typical SteamSpy 500k–1M	Est. revenue $12.1M–$32.4M after Steam's cut $21.9M–$49.9M before Steam's cut	$44.99	39k reviews Very Positive	Co-opMultiplayer
Coromon 2022	Est. copies ≈ 201k–326k SteamSpy 500k–1M	Est. revenue $1.1M–$3.0M after Steam's cut $2.0M–$4.6M before Steam's cut	$19.99	8k reviews Very Positive	Creature CollectorExploration
Siralim Ultimate 2021	Est. copies ≈ 63k–103k SteamSpy 200k–500k	Est. revenue $347k–$933k after Steam's cut $631k–$1.4M before Steam's cut	$19.99	3k reviews Very Positive	CollectathonCreature Collector
Monster Sanctuary 2020	Est. copies ≈ 315k–512k SteamSpy 500k–1M	Est. revenue $1.7M–$4.7M after Steam's cut $3.1M–$7.2M before Steam's cut	$19.99	13k reviews Very Positive	Creature CollectorPixel Graphics
Digimon Story Cyber Sleuth: Complete Edition 2019	Est. copies ≈ 384k–625k SteamSpy 200k–500k	Est. revenue $5.3M–$14.2M after Steam's cut $9.6M–$21.9M before Steam's cut	$49.99	13k reviews Very Positive	Creature CollectorJRPG
WORLD OF FINAL FANTASY® 2017	Est. copies ≈ 116k–189k SteamSpy 100k–200k	Est. revenue $799k–$2.1M after Steam's cut $1.5M–$3.3M before Steam's cut	$24.99	3k reviews Mostly Positive	RPGJRPG
Nexomon: Extinction 2020	Est. copies ≈ 101k–164k SteamSpy 200k–500k	Est. revenue $553k–$1.5M after Steam's cut $1.0M–$2.3M before Steam's cut	$19.99	4k reviews Very Positive	Creature CollectorTurn-Based Combat
Cassette Beasts 2023	Est. copies ≈ 277k–450k SteamSpy under 20k	Est. revenue $1.5M–$4.1M after Steam's cut $2.8M–$6.3M before Steam's cut	$19.99	11k reviews Very Positive	ControllerComedy