How many people are playing Mastema: Out of Hell right now?

Mastema: Out of Hell has 0 players on Steam right now, with a 24-hour peak of 0 and an all-time peak of 1 on 11 Sep 2026.

What is the all-time peak player count of Mastema: Out of Hell?

1 concurrent players on 11 Sep 2026.

Mastema: Out of Hell was released on Steam on 3 Mar 2017.

GameApp ID 595,550by Oscar CelestiniReleased 3 Mar 2017

WindowsEngine —

App ID595,550

Release date3 Mar 2017

Engine—

Install size55.8 MB

TypeGame

Last update20 Mar 2017

Steam Deck—

DLC0

DeveloperOscar Celestini

Changenumber37,436,216

Price$4.99

Packages0

PublisherForever Entertainment S. A.

SystemsWindows

Followers—

Depots1

Mastema: Out of Hell

Steam user reviews

Mixed

62.2%· 148 reviews

Recent Overwhelmingly Positive · 100%

SteamPeaks Rating

55.3 Mixed

Recent 30 days —

Playing now

+0 vs. yesterday

0.0%of peak

All-time peak

PICS config · launch options

1 launch options

#	Executable	Arguments	Type	OS	Description
0	MASTEMA_OOH.exe	—	default	windows	—

Key	Value
installdir	Mastema

Mastema: Out of Hell Configuration · SteamPeaks