Demon Castle Story

Demon Castle Story

Kairosoft
★★★★★ 4.8 Simulation v1.4.9 50,000+
Verified Safe & Direct
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Version
1.4.9
Downloads
50,000+
Updated
Jun 17, 2026
Developer
Kairosoft
Category
Simulation
Content Rating
Everyone 10+
Package
net.kairosoft.android.demoncastle
Platform
Android

Download Sources

Device Configuration

Split APKs Installation Guide

Some apps are distributed as Split APKs (multiple .apk files packaged together) to optimize resources. Standard Android installers cannot open them.

1. Download Split APKs Installer (SAI) from Google Play Store.
2. Download the app archive (.apks) using the download sources listed above.
3. Open SAI, click "Install APKs", choose the downloaded archive, and click Install.

What's New

Now available in English, Traditional Chinese, Simplified Chinese and Korean!

About this app

A management simulation in which you take an old, run-down castle and turn it into a dastardly demon stronghold! Recruit unique monsters as your minions and vanquish adventurers who dare to enter your realm!

Install gargoyles, ritual altars, and other devilish decor to boost your castle's mystique and attract more monsters your way. Gift them food and other items to help them grow, and garner their support to fend off pesky adventurers.

You can also send your monster minions out to explore nearby dungeons and towns. They'll bring you back items and other loot, and maybe even some new allies!

As you progress, you can also start merging monsters together to make new ones.

And don't forget traps—essential equipment for proper castle defense! Develop a range of traps like sleep-inducing gas and heavy washbowls to thwart any who cross the threshold of your demonic haven! By placing and combining traps in imaginative ways, you can make your fortress of fiendishness virtually impregnable!

Fend off attacks from mighty adventurers and keep your minions sweet to become the biggest and baddest demon overlord of all time!

Search "Kairosoft" to see our other games. https://kairopark.jp
We've got a whole range of free and one-time-purchase games to enjoy, many of which might feel familiar!
This is the Kairosoft 2D pixel art game series.

Follow us on X (formerly Twitter) for all the latest news! https://twitter.com/kairokun2010

User Reviews

Wendy Li Jun 21, 2026
★★★★★

I really love this game. The things I found really fun: building rooms piece by piece and trying to plan ahead for future monsters and decorations, creating all kinds of trap rooms and watching how effective they are, plotting demise instead of hospitality is a fun twist, I didn't realize I was craving violence in kairosoft games. It's been very fun and my favorite of their games. Can't wait to try out the dungeon adventuring ones after I finish this one.

Kay Feb 24, 2026
★★★★★

This game is super cute and really fun! The monsters and decor have fun designs, and I enjoyed finding out what different monsters could evolve or be merged into. I just wish the little celebration animation had versions for the different overlords you can choose from! Already can't wait to start another demon castle and make it more efficient haha!

Jonathan Fajardo Feb 25, 2026
★★★★☆

Demon Castle Story is a fun, chill management game with that classic Kairosoft charm. Building up your demon castle is satisfying, the pixel art is nice, and it’s easy to pick up for short sessions. It can get a little repetitive later on, but overall it’s a solid, cozy time. If its progression was more similar to Dungeon Village 2 it would be a perfect 5 of 5 stars for me.

Kizu Rai Jan 23, 2026
★★★★★

This game is absolutely addicting. It's a Dungeon game but with more monster capture elements. You can freely make and remake your base to look however you like and there's many reasons to make a new game when you've hit 15yrs (transfer +1 monster and wairo statue). Eventually it gets easier and easier to get 5 stars. There is also a hard mode if it's too easy. I wish there were more base customizing options for themed looks (lava rooms, graveyard rooms, beach, etc), but would recommend.

How to Download Demon Castle Story APK

  1. Enter the package name net.kairosoft.android.demoncastle on the APK Downloader.
  2. Select your device architecture (ARM64 recommended for modern devices).
  3. Click Download to get the merged APK file.
  4. Transfer and install the APK on your Android device.
  5. Keep Updated: Visit APKDER.COM regularly to search for and download the latest secure versions of your favorite apps.

Security & Signature Verification

This APK download is 100% safe. We verify that the cryptographic signature of the file matches the official developer credentials. No modifications or adware are injected.

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