How many people are playing QUANTUM HEART right now?

QUANTUM HEART is app 3947800 on Steam. Player counts appear once the tracker has sampled it.

Status

SteamPeaks

QUANTUM HEART

GameApp ID 3,947,800by Good NightReleases 2027

WindowsEngine —

View on SteamSteamCompare

App ID3,947,800

Release date2027

Engine—

Install size—

TypeGame

Last update8 Sep 2026

Steam DeckUnknown

DLC0

DeveloperGood Night

Changenumber38,687,009

Price—

Packages0

PublisherGood Night

SystemsWindows

Followers—

Depots0

Compare this game

QUANTUM HEART

Good Night
Releases 2027·App 3947800

Steam user reviews

Not enough reviews yet

0 so far · summary at 10

SteamPeaks Rating

Not enough reviews yet

Rated from 10 reviews

How it works

Playing now

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First samples arriving

—of peak

All-time peak

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Tracking since the first sample

Steam charts

Playing now

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24-hour peak

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All-time peak

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30-day average

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Rank right now

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Waiting for the first sampleData by SteamPeaks.com

24h

QUANTUM HEART Charts · SteamPeaks

Tracking since since today

Launch retention

Open in Compare—

Launch retention needs samples from the first day after release. SteamPeaks started sampling this app since today; the curve appears for launches tracked from their unlock.

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Now · of launch peak

Days above 1,000,000 in 2026

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Weekend peak this week

Milestone	QUANTUM HEART	Genre median
Launch peak	—	—
Hour 1	—	—
Hour 24	—	—
Hour 72	—	—
Day 7	—	—
Now	—	—

Daily peak · last 14 days	Peak

Estimates · not Steam data

Owner estimates

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Every figure here is derived, shown as a range, and links to its method. Steam does not publish owner counts.

Source	Estimated owners	Method	Confidence
SteamPeaks	Fewer than 50 reviews: not estimated	Reviews × k, calibrated on announced figures · How it works	—

QUANTUM HEART

Steam charts

QUANTUM HEART

Steam charts

Monthly breakdown

Launch retention

Store data

Owner estimates