How many copies did Lockheart Indigo sell?

4k to 6k copies, based on its 139 Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did Lockheart Indigo make?

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

How big is Lockheart Indigo?

Estimated owners: ≈ 4k–6k; from 139 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 Lockheart Indigo out and predicted the genre from its 8 similar games. Every figure here, including Lockheart Indigo's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 421–2k

best case 2k (DOOMED Detective Game)

The Action-Adventure genre

None of your 8 similar games are hits. A niche genre: plan for a small audience.

A hit here: 1,000+ reviews, roughly $150k+ before Steam's cut (a standard indie benchmark).

A typical game

≈ 421–2k copies

≈ $1k–$6k after Steam's cut

from ~37 reviews

Best case

≈ 2k–3k copies

DOOMED Detective Game · ≈ $3k–$9k after Steam's cut

The genre you'd be entering

Your set: Your set clusters on Action-Adventure (6 of 8) and Noir (4 of 8).
The winners: Winners here lead with Puzzle + Action-Adventure, priced around $7.
The era: The games you compared span 2019 to 2025, 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
GHOST at DAWN 2023	Est. copies ≈ 2k–3k 1.8x vs typical SteamSpy under 20k	Est. revenue $9k–$24k after Steam's cut $16k–$37k before the cut	$19.99	67 reviews Very Positive	Survival HorrorAnime
Brie Parmesan Mysteries 2023	Est. copies ≈ 360–585 SteamSpy under 20k	Est. revenue $692–$2k after Steam's cut $1k–$3k before the cut	$6.99	15 reviews Positive	Early AccessAction-Adventure
MAFIA: Family's Secret 2022	Est. copies ≈ 792–1k SteamSpy 20k–50k	Est. revenue $2k–$4k after Steam's cut $3k–$6k before the cut	$6.99	33 reviews Mostly Positive	CrimeTop-Down Shooter
One Night: Burlesque 2023	Est. copies ≈ 960–2k SteamSpy 50k–100k	Est. revenue $3k–$9k after Steam's cut $6k–$14k before the cut	$12.99	40 reviews Positive	NoirConversation
Gangsters 1920 2019	Est. copies ≈ 202–328 SteamSpy 20k–50k	Est. revenue $166–$447 after Steam's cut $302–$687 before the cut	$2.99	7 reviews 7 user reviews	AdventureIndie
The Happy Dismal Town 2023	Est. copies ≈ 120–195 SteamSpy under 20k	Est. revenue $263–$709 after Steam's cut $479–$1k before the cut	$7.99	5 reviews 5 user reviews	AdventureAction
Terminal 81R 2025	Est. copies ≈ 1k–2k SteamSpy under 20k	Est. revenue $2k–$4k after Steam's cut $3k–$6k before the cut	$4.99	46 reviews Positive	ActionAdventure
DOOMED Detective Game 2025	Est. copies ≈ 2k–3k 1.9x vs typical SteamSpy under 20k	Est. revenue $3k–$9k after Steam's cut $6k–$13k before the cut	$6.99	70 reviews Mixed	AdventureAction