How many people are playing Flat 9 right now?

Flat 9 is app 3510310 on Steam. Player counts appear once the tracker has sampled it.

What is the all-time peak player count of Flat 9?

0 concurrent players on 9 Sep 2026.

Flat 9 was released on Steam on 18 Mar 2025.

GameApp ID 3,510,310by Alessandro ArcangeliReleased 18 Mar 2025

WindowsEngine —

App ID3,510,310

Release date18 Mar 2025

Engine—

Install size3.13 GB

TypeGame

Last update20 Mar 2025

Steam Deck—

DLC0

DeveloperAlessandro Arcangeli

Changenumber34,961,816

Price—

Packages0

PublisherAlessandro Arcangeli

SystemsWindows

Followers—

Depots1

Flat 9

Steam user reviews

Positive

100.0%· 30 reviews

Recent Overwhelmingly Positive · 100%

SteamPeaks Rating

85.7 Very positive

Recent 30 days —

Last seen

Sampled 2 hours ago · not a live figure

—of peak

All-time peak

9 Sep 2026

A permanent record of every observed change.

Export

Flat 9 Update History · SteamPeaks