Mainframe Defenders: Meltdown - Prologue

94.7% positiveFreeSteam Store

About the game

Mainframe Defenders: Meltdown - Prologue is a free version of the turn-based tactical game Mainframe Defenders with a focus on interesting items and customization. Combine upgrades and collected loot to protect the Stargazer complex.

Current players

Updated Oct 29, 1:21 PM

24hr peak

Highest count in the last 24 hours

All time peak

Highest count in recorded history

Followers

296

Updated Oct 28, 7:43 PM

Player history

32 observations in viewHistorical player data prior to Sept 2026 is from steamcharts.com.Oct 23, 2026, 8:21 AM – Oct 29, 2026, 1:21 PM

Follower history

2 observations in viewOct 19, 2026, 7:50 PM – Oct 28, 2026, 7:43 PM

Game details

Rankings: Most Played#68,841
Developer: Synthetic Domain
Publisher: Synthetic Domain
Release date: Jun 3, 2021, 6:10 AM
Languages: English, French, Italian, German, Spanish - Spain
Price: Free to play
Platforms: Windows
Linux
Features: Feature names
Single-player
Family Sharing
Tags: Singleplayer 2D Strategy JRPG Turn-Based Combat

User reviews

Positive reviews

94.7%

Positive: 36
Negative: 2

Updated Oct 28, 7:08 PM

Review history

Mode

2 observations in viewOct 19, 2026, 6:55 PM – Oct 28, 2026, 7:08 PM