How much revenue did Heart attack make?

$851–$2k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Heart attack sell?

3k to 5k copies, based on its 126 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 3k–5k; $851–$2k after Steam's cut $2k–$4k before the cut; from 126 reviews (Mixed)

A labeled estimate from the public review count (adjusted for release year), not exact sales. Owner data cross-checked with SteamSpy.

We don't have enough similar games to place Heart attack in its genre yet, so these are its own numbers, not a genre read.

Sizing up your own game? See what its genre can realistically do before you build it.