You are an up and coming summoner and a lover of monster girls. Earn money to gather up summoning materialsand summon monster girls!
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11
24h peak
14
All-time peak
14
SteamScope Score
47.0
Discovery
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About
Store description and overview from Steam.
Player intelligence
Current activity, peaks, and momentum windows calculated from tracked player metrics.
7 day change
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90 day change
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365 day change
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Concurrent Steam players over time, aggregated per selected range from stored metrics.
Steam reviews
Community sentiment and review volume tracked from the Steam store.
Total reviews
1.9K
Positive
1.4K
Negative
492
Score
74%Mostly Positive
SteamScope Score
A composite score built from live player data, growth trends, retention, and longevity.
SteamScope Score
Higher scores indicate stronger recent momentum, sustained activity, and healthier long-term player retention.
Player growth windows
24 hour
+37.5%
7 day
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30 day
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MONMUSU is tracked on SteamScope with live Steam concurrent player data, historical charts, and a SteamScope activity score of 47/100. Search for "MONMUSU player count" or "MONMUSU steam charts" to monitor how many people are playing right now and how activity compares with past peaks.
MONMUSU is developed by Tentacle Games, published by NEKO WORKs, released 11 May 2018, a Casual, Free To Play, Indie title. Available on Windows.
MONMUSU currently reports 11 concurrent Steam players with a 24-hour peak of 14 and an all-time peak of 14.
Player counts rose +37.5% over the past 24 hours, indicating strong upward momentum.
Among tracked Steam titles, MONMUSU ranks #642 of 4,432 by momentum score.
MONMUSU is showing positive growth signals. The SteamScope score of 47/100 reflects strong popularity (18) and growth (50) components.
MONMUSU has 12 Steam achievements tracked on SteamScope.
The average global unlock rate across all achievements is 45%, giving a baseline for overall completion difficulty.
The most common achievement is "Kobold" with a 91.6% unlock rate.
The rarest achievement is "Lord of Harem" — only 29.5% of players have unlocked it (Medium).
FAQ
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Explore
Browse screenshots, patches, requirements, and more without scrolling through everything at once.
Steam Features
Official Steam store feature flags from the Steam API.
Media
Updates
System requirements
Minimum and recommended specs from the Steam store listing.
Minimum
Languages
Content rating
Tracked Steam store price snapshots over time.
MONMUSU is currently Free on Steam. The lowest tracked store price is Free (recorded Jul 27, 2026). SteamScope has 2 price snapshots in its tracked history.
Track store-wide deals on the historical low prices and recent price drops pages.
How this game's Steam Charts position has changed over time.
How Steam review score and volume have changed over time.
MONMUSU has 74% Steam reviews across 1.9K user reviews. Steam labels this as "Mostly Positive". SteamScope stores 2 review history snapshots for trend analysis.
Intelligence
Patch notes, discounts, and player spikes surfaced from stored Steam metrics.
Large concurrent player increase in stored metrics.
Large concurrent player increase in stored metrics.
Large concurrent player increase in stored metrics.
Steam announcement or patch note.
Steam announcement or patch note.
Steam announcement or patch note.
Steam announcement or patch note.
Steam announcement or patch note.
Achievements
This game
45% avg unlock
40 peer games
19.8% median
Comparison
Easier than peers
Achievements
12 standard · Updated 5d ago
45%
average global unlock
Most Common
Kobold
91.6% unlock rate
Rarest Achievement
Lord of Harem
29.5% unlock rate
ACH_Kobold
91.6%
global unlock
Summon Kobold
ACH_Millionaire
62.4%
global unlock
Earn a total of one million gold
ACH_Harpy
52.7%
global unlock
Summon Harpy
ACH_Slime
52.6%
global unlock
Summon Slime
ACH_Alraune
40.8%
global unlock
Summon Arlaune
ACH_Centaur
40.8%
global unlock
Summon Centaur
ACH_Scylla
40.7%
global unlock
Summon Scylla
ACH_AllUnit
34.4%
global unlock
Collect all kinds of units
ACH_FoxSpirit
32.4%
global unlock
Summon FoxSpirit
ACH_Lamia
32.4%
global unlock
Summon Lamia
ACH_Demon
32.3%
global unlock
Summon Demon
ACH_CharaAll
29.5%
global unlock
Summon 9 monster girls
