How many people are playing Horizon Sandbox right now?

Horizon Sandbox is app 4288510 on Steam. Player counts appear once the tracker has sampled it.

Status

SteamPeaks

Horizon Sandbox

GameApp ID 4,288,510by Horizon SoftwareReleases To be announced

Windows · macOS · LinuxEngine —

View on SteamSteamCompare

App ID4,288,510

Release dateTo be announced

Engine—

Install size—

TypeGame

Last update7 Sep 2026

Steam DeckUnknown

DLC0

DeveloperHorizon Software

Changenumber38,642,951

Price—

Packages0

PublisherHorizon Software

SystemsWindows · macOS · Linux

Followers—

Depots0

Compare this game

Horizon Sandbox

Horizon Software
Releases To be announced·App 4288510

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

Horizon Sandbox 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	Horizon Sandbox	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

Calibrated 7 Sep 2026

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	—

Horizon Sandbox

Steam charts

Horizon Sandbox

Steam charts

Monthly breakdown

Launch retention

Store data

Owner estimates