How much revenue did Once upon a Dungeon make?

$2k–$5k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Once upon a Dungeon sell?

Q: How many copies did Once upon a Dungeon sell?

1k to 2k copies, based on its 42 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 1k–2k; $2k–$5k after Steam's cut $3k–$7k before Steam's cut; from 42 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 Once upon a Dungeon and predicted how it would do from its 8 similar games. Every figure here, including Once upon a Dungeon's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 88k–342k

best case 619k (Tales of Maj'Eyal)

Games like Once upon a Dungeon

A typical game among these

≈ 88k–342k copies

≈ $412k–$1.0M after Steam's cut

from ~3k 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: Tales of Maj'Eyal at ≈ 471k–766k copies, ≈ $906k–$2.4M after Steam's cut.

What their first month looked like

About half the games that made it here had over 1k reviews in their first month; the range was 314 to 2k.

The genre you'd be entering

These games: The similar games share Dungeon Crawler (7 of 8) and Rogue-like (7 of 8).
The winners: Winners here lead with Traditional Roguelike + Rogue-like, priced around $7.
When they shipped: The similar games span 2011 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 79 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
Dungeons of Dredmor 2011	Est. copies ≈ 344k–559k 1.9x vs typical SteamSpy 200k–500k	Est. revenue $756k–$2.0M after Steam's cut $1.4M–$3.1M before Steam's cut	$7.99	5k reviews Very Positive	Traditional RoguelikeRogue-like
Desktop Dungeons 2023	Est. copies ≈ 59k–95k SteamSpy 200k–500k	Est. revenue $242k–$650k after Steam's cut $439k–$1000k before Steam's cut	$14.99	2k reviews Very Positive	Rogue-likeTurn-Based
Shattered Pixel Dungeon 2022	Est. copies ≈ 55k–89k SteamSpy 200k–500k	Est. revenue $150k–$404k after Steam's cut $273k–$621k before Steam's cut	$9.99	2k reviews Overwhelmingly Positive	Traditional RoguelikeDungeon Crawler
Tales of Maj'Eyal 2013	Est. copies ≈ 471k–766k 2.7x vs typical SteamSpy 50k–100k	Est. revenue $906k–$2.4M after Steam's cut $1.6M–$3.7M before Steam's cut	$6.99	7k reviews Very Positive	Traditional RoguelikeRogue-like
Path of Achra 2024	Est. copies ≈ 81k–131k SteamSpy 50k–100k	Est. revenue $222k–$598k after Steam's cut $404k–$920k before Steam's cut	$9.99	3k reviews Overwhelmingly Positive	Rogue-likeCharacter Customization
ADOM (Ancient Domains Of Mystery) 2015	Est. copies ≈ 79k–128k SteamSpy 20k–50k	Est. revenue $325k–$875k after Steam's cut $591k–$1.3M before Steam's cut	$14.99	2k reviews Very Positive	Traditional RoguelikeCRPG
One Way Heroics 2014	Est. copies ≈ 233k–378k SteamSpy 500k–1M	Est. revenue $223k–$601k after Steam's cut $406k–$924k before Steam's cut	$3.49	4k reviews Very Positive	Mystery DungeonSide Scroller
Cogmind 2017	Est. copies ≈ 70k–113k SteamSpy 50k–100k	Est. revenue $479k–$1.3M after Steam's cut $870k–$2.0M before Steam's cut	$24.99	2k reviews Overwhelmingly Positive	Early AccessTraditional Roguelike