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Leonard Sibelius is app 5249380 on Steam. Player counts appear once the tracker has sampled it.

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SteamPeaks

Leonard Sibelius

GameApp ID 5,249,380by Walt ParkmanReleases Coming soon

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All-time peak

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WindowsEngine —

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App ID5,249,380

Release dateComing soon

Engine—

Install size—

TypeGame

Last update13 Oct 2026

Steam DeckUnknown

DLC0

DeveloperWalt Parkman

Changenumber39,286,345

PriceFree

Packages1

PublisherWalt Parkman

SystemsWindows

Followers—

Depots0

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Leonard Sibelius

Walt Parkman
Releases Coming soon·App 5249380

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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Median interval

Pattern appears after five builds

Builds in 30 days

0 with patch notes · 0 unannounced

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Downloaded in 30 days

Quiet · no builds in 30 days

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When Walt Parkman ships

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Leonard Sibelius Patches · SteamPeaks

Leonard Sibelius

Builds

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Major patches only

Date	Day	Time	Patch title	Build ID	Branch	Depots	Download Δ
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Leonard Sibelius

When Walt Parkman ships

Leonard Sibelius

When Walt Parkman ships

Patch notes

Builds