How much revenue did Idle Big Devil make?

Idle Big Devil is free to play, so there is no copy-sales revenue to estimate.

How many copies did Idle Big Devil sell?

Q: How many copies did Idle Big Devil sell?

94k to 154k copies, based on its 4k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 94k–154k; from 4k reviews (Very 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 Idle Big Devil and predicted how it would do from its 8 similar games. Every figure here, including Idle Big Devil's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 5k–1.4M

best case 3.0M (Cookie Clicker)

Games like Idle Big Devil

A typical game among these

≈ 5k–1.4M copies

≈ $1k–$2.9M after Steam's cut

from ~7k reviews

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

4 of the 8 similar games are hits.

Best case: Cookie Clicker at ≈ 2.3M–3.8M copies, ≈ $3.2M–$8.5M after Steam's cut.

What their first month looked like

About half the games that made it here had over 319 reviews in their first month; the range was 5 to 12k.

The genre you'd be entering

These games: The similar games share Clicker (8 of 8) and Idler (8 of 8).
The winners: Winners here lead with Clicker + Idler, priced around $5.
When they shipped: The similar games span 2015 to 2024, and 1 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 61 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
Idle magic herb 2022	Est. copies ≈ 918–1k SteamSpy under 20k	Est. revenue $1k–$3k after Steam's cut $2k–$5k before Steam's cut	$4.99	37 reviews Mostly Negative	IdlerSimulation
Clicker Heroes 2015	Est. copies ≈ 3.0M–4.9M 9.0x vs typical SteamSpy 5M–10M	Est. revenue Free	Free	62k reviews Very Positive	ClickerIdler
NGU IDLE 2019	Est. copies ≈ 374k–608k 1.9x vs typical SteamSpy 500k–1M	Est. revenue Free	Free	13k reviews Overwhelmingly Positive	Free to PlayIdler
DPS IDLE 2021	Est. copies ≈ 20k–32k SteamSpy 100k–200k	Est. revenue Free	Free	803 reviews Mixed	IdlerClicker
TheFoolish 2024	Est. copies ≈ 124–202 SteamSpy under 20k	Est. revenue $102–$275 after Steam's cut $185–$423 before Steam's cut	$2.99	5 reviews 5 user reviews	IdlerClicker
Cell to Singularity - Evolution Never Ends 2021	Est. copies ≈ 698k–1.1M 4.1x vs typical SteamSpy 1M–2M	Est. revenue Free	Free	28k reviews Very Positive	ClickerFree to Play
Creature Card Idle 2019	Est. copies ≈ 5k–8k SteamSpy under 20k	Est. revenue Free	Free	175 reviews Mostly Positive	CasualIdler
Cookie Clicker 2021	Est. copies ≈ 2.3M–3.8M 14x vs typical SteamSpy 2M–5M	Est. revenue $3.2M–$8.5M after Steam's cut $5.8M–$13.1M before Steam's cut	$4.99	93k reviews Overwhelmingly Positive	ClickerIdler