How many people are playing Lumi and the Murder Quartet right now?

Lumi and the Murder Quartet is app 5204040 on Steam. Player counts appear once the tracker has sampled it.

Lumi and the Murder Quartet

GameApp ID 5,204,040Released —

—Engine —

App ID5,204,040

Release date—

Engine—

Install size—

TypeGame

Last update7 Sep 2026

Steam Deck—

DLC0

Developer—

Changenumber38,638,187

Price—

Packages0

Publisher—

Systems—

Followers—

Depots0

Lumi and the Murder Quartet

Steam user reviews

Not enough reviews yet

0 so far · summary at 10

SteamPeaks Rating

Not enough reviews yet

Rated from 10 reviews

Playing now

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First samples arriving

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All-time peak

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Tracking since the first sample

PICS config · launch options

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No configuration keys.

Lumi and the Murder Quartet Configuration · SteamPeaks