How many people are playing M.A.S.S. Builder right now?

M.A.S.S. Builder has 8 players on Steam right now, with a 24-hour peak of 18 and an all-time peak of 480 on Jul 2020.

What is the all-time peak player count of M.A.S.S. Builder?

480 concurrent players on Jul 2020.

When was M.A.S.S. Builder released on Steam?

M.A.S.S. Builder was released on Steam on 15 Sep 2025.

30,370,954 on Steam▼ 5,501,960 7,734,703 in-gameTop now Counter-Strike 2 763,241PICS #38,664,8721,185 builds todaySale Steam PvE Survival Crafting Festends 7 Sep Sampled 7 Sep 2026, 11:20 UTC

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M.A.S.S. Builder Packages · SteamPeaks

Apps›M.A.S.S. Builder›Packages

M.A.S.S. Builder

GameApp ID 956,680by Vermillion DigitalReleased 15 Sep 2025

WindowsEngine —

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App ID956,680

Release date15 Sep 2025

Engine—

Install size10.1 GB

TypeGame

Last update21 Sep 2025

Steam Deck—

DLC0

DeveloperVermillion Digital

Changenumber38,342,058

Price—

Packages0

PublisherSekai Project

SystemsWindows

Followers—

Depots1

M.A.S.S. Builder

Vermillion Digital·Sekai Project
Released 15 Sep 2025·App 956680

Steam user reviews

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0 so far · summary at 10

SteamPeaks Rating

Not enough reviews yet

Rated from 10 reviews

How it works ›

Playing now

−1 vs. yesterday

1.7%of peak

All-time peak

480

Jul 2020

Updated 6 minutes agoData by

Overview

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Technical

Metadata Packages DLC Depots1 Requirements Install size Configuration Cloud saves

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History

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Packages Overview Price history Charts Patches Events Reviews Audience Estimates Availability Metadata DLC Depots1 Requirements Install size Configuration Cloud saves Achievements Community Media Related apps Update history Store history Full details

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No packages seen for app 956680 yet. Packages appear as their changelists arrive.

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