Announcement
Steam Awards 2025! We'd Love Your Nominations - Better With Friends
Hey folks! As the Steam Awards nominations open up, we'd love your support in nominating our little game for ' Better With Friends '!
Steam
Monster Mop Up
Also known as Monster Mop Up, mmu, monster mop up
Rescue the scared little Ragamuffins from the human world and clean up all evidence of their existence. Mop stains, burn poop, and get rewarded with high tech gear and upgrades. Save enough, and you can even expand your home, decorate it, and live happily ever after with your fluffy little friends!
Last update
16 May 2026
Players now
7
Original sources
1
Latest update
Latest updates
Update history
Browse past updates and patch notes for this game.
- September 2025
- It's TIME for Another Update... Here's a WATCHHello Custodians! While the team is working hard on making changes based on all of your feedback, we're rolling out one of the most asked for features! Introducing a new gadget for your arsenal, this watch will help you…
- Monster Mop Up Fixes!Hey Custodians! We know it's been a bit quiet on our end, but that's because we've been working away at testing and implementing some fixes to the game! Here's what we're rolling out with this update - Fixed stain synch…
- August 2025
- Updates & FixesWe're pushing out a patch today with the following updates, but will have more to come in future updates: Added option to invert the Y-axis for player controls Added option to increase sensitivity for finer control adju…
- Thank You for an Amazing Launch - Updates Coming Soon!Hey there Custodians! We'd like to start by saying thank you so much for all the support and positive feedback we have received in less than 24 hours since launch! We're really glad that so many of you are enjoying your…
- Hello and welcome, newly appointed Custodians! The Ministry of Monster Concealment is pleased to announce that Monster Mop Up is NOW AVAILABLE for active duty! Your mops are ready, your high tech traps are up to standar…Store
- Greetings, Custodians! It's that time of the week again where we send out our weekly Ministry Memos to you hard working employees. You're the best of the best, what would we do without you? I'm sure we could work up som…Patch notes
- July 2025
- 🧽 Mark Your Calenders - Monster Mop Up releases August 14th!The Ministry of Monster Concealment is officially opening applications for new Custodians! Your mops are ready, your hoovers are plugged in, and those little menaces, the Ragamuffins are... still making a mess everywher…
- Hello Custodians! We hope you have been enjoying saving the silly little fluff balls in the latest demo. We at the Ministry are back this week with another Memo, this time sharing a little bit about the challenges that…Patch notes
- Ministry Memos: Early Concepts + New Demo Levels!Hey there Custodians! This week, we at the Ministry have decided to bring all of you loyal employees some sneak peeks behind the scenes of what goes on over here. Whether that's art concepts, inspirations, community art…
- Replicate The Scene Challenge: Win A Game Key! 🔑Hey there Custodians! Today we bring to you a fun new challenge for you to try your hands at! Can you replicate this image in the Monster Mop Up demo? You'll need to clean up, find the objects around the Mansion map and…
- June 2025
- We Are Part of the Moonlite Madness Showcase!Hey Custodians! We're super excited to announce that Monster Mop Up is a part of the Moonlite Madness Showcase! We're honoured to be selected to feature alongside so many other amazing games. 🌑 Moonlite Madness Summer…
Gallery
In-game media
Achievements
Community progression
Top picks from 39 Steam achievements, sorted by player unlock rates.
- Poop Goes Poof!Burn a Ragamuffin Poop.84.6%
- Starting a FamilyRescue a Ragamuffin.73.2%
- Grilling Poop, All Day LongBurn 10 Ragamuffin Poops.72.2%
- Clean RescueRescue a Ragamuffin using the trap.71.4%
- Gearing UpBuy an upgrade61.2%
- PassComplete a Mission with a Grade of C or better.59.4%