Monster Lab Simulator: Prologue

72.6% positiveFreeSteam Store

About the game

Monster Lab Simulator is a creature collector where you create, raise, and battle monsters in your own lab. Synthesize essences, hatch eggs, expand your collection, and build the ultimate team!

Current players

Updated Oct 28, 3:03 PM

24hr peak

Highest count in the last 24 hours

All time peak

Highest count in recorded history

Followers

467

Updated Oct 27, 12:10 AM

Player history

531 observations in viewHistorical player data prior to Sept 2026 is from steamcharts.com.Oct 21, 2026, 3:13 PM – Oct 28, 2026, 3:03 PM

Follower history

5 observations in viewOct 20, 2026, 12:21 AM – Oct 27, 2026, 12:10 AM

Game details

Rankings: Most Played#12,167
Developer: Round3 Studios
Publisher: Kiki Games
Release date: Oct 31, 2025, 3:00 PM
Languages: English, French, Italian, German, Spanish - Spain
Price: Free to play
Platforms: Windows
Features: Feature names
Single-player
Steam Cloud
Family Sharing
Tags: Simulation Early Access Casual Creature Collector Collectathon

User reviews

Positive reviews

72.6%

Positive: 82
Negative: 31

Updated Oct 27, 5:49 PM

Review history

Mode

2 observations in viewOct 11, 2026, 4:57 PM – Oct 27, 2026, 5:49 PM