Screenshots
Watch trailer on Steam ↗Aooni
Game Studio Inc. · Published by LiTMUS Co., Ltd. · Official site ↗
Mostly Positive — 77% positive (1,015 reviews) · 41 achievements
Last updated 28 Sept 2026
[This is the origin of "Blue Tragedy"]The legendary horror game "Ao Oni" is now available on Steam!
DJCTQ 10Full Controller Support
£7.50
Lowest price we've ever recorded
View on SteamPrices can lag the live Steam store — always confirm before buying.
£7.50
Price history
4 Sept 2026Lowest: £7.50 · Highest: £7.507 Oct 2026
Action, Adventure, Indie, RPG · 2024 · More £5 - £15 games
Embark on a gripping journey as you explore Aooni, an exciting mix of action and RPG developed by Game Studio Inc. Prepare for intense adventures in 2024.
About this game
Challenge yourself while being chased by fear! A horror puzzle action adventure!
■The legendary horror game "Ao Oni" has evolved and come back to life!
[This is the Origin of "Blue Tragedy"]
Long ago, there was a mansion on the outskirts of town.
There were whispers among the people about such rumors as
Blue monsters coming out......
What the four people who visited the mansion saw, were monsters ...
Can they escape alive?
■The official "High Speed Mode" has been added!
you can freely choose between 2x and 15x speeds to challenge the super fast horror!
Screaming is inevitable as the blue demon chases you at high speed!
How far can you clear at what speed!?
■New mode "Ao Oni -Ai's Story-" has been added!
A girl named "Ai" awakens in a mysterious mansion.
Explore the mansion, where the rooms change every time you play, find items, and attempt to escape!
Can you see all the endings!?
■The legendary horror game "Ao Oni" has evolved and come back to life!
[This is the Origin of "Blue Tragedy"]
Long ago, there was a mansion on the outskirts of town.
There were whispers among the people about such rumors as
Blue monsters coming out......
What the four people who visited the mansion saw, were monsters ...
Can they escape alive?
■The official "High Speed Mode" has been added!
you can freely choose between 2x and 15x speeds to challenge the super fast horror!
Screaming is inevitable as the blue demon chases you at high speed!
How far can you clear at what speed!?
■New mode "Ao Oni -Ai's Story-" has been added!
A girl named "Ai" awakens in a mysterious mansion.
Explore the mansion, where the rooms change every time you play, find items, and attempt to escape!
Can you see all the endings!?
System Requirements
Will my PC run this? →Minimum
Minimum:
- OS: 64-bit Windows 10
- Processor: Intel Core i5
- Memory: 4 GB RAM
- Graphics: DX11, DX12 capable
- DirectX: Version 11
- Storage: 1.5 GB available space
Supported Languages
English, Simplified Chinese, Traditional Chinese, Japanese, French, Italian, German, Spanish - Spain, Russian, Korean
Latest news
AnnouncementsOfficial
"Aooni The Horror of Blueberry Onsen" Now Available!
The Steam version of "Aooni The Horror of Blueberry Onsen" is now officially released! The latest installment in the Aooni series is here! What is the secret behind the mysterious Blueberry Hot Springs hidden in an abandoned inn? And what awaits deep within its depths...? Will Hiroshi and his friends be able to escape safely? Don’t forget to try out the high-speed mode — up to 16x faster gameplay for an intense experience!Read full article on Community Announcements (sakashita.y)AnnouncementsOfficial
Errors during startup
Hello. This is the "Aooni" support team. ■ Procedures for dealing with errors when starting Aooni We are currently confirming that an error message "an error has occurred, please restart the game." occurs when launching Ao Oni. Please try the following measures to improve the symptoms. ① Turn off the Steam cloud save function. Select Properties from the "Settings (gear icon)" of Aooni on Steam. In the "General" section of the properties, turn off "Save Aooni games to Steam Cloud" in the lower section (switch to the left). ② Delete the following folders from your computer. C:\Users\ (Windows user account name) \AppData\LocalLow\GameStudioInc_\Aooni ※ The drive name (C) may change depending on your environment. ※ The "AppData" folder is a hidden folder, so before deleting it, turn on the display of hidden folders in C:\Users\ (Windows user account name). ③ Uninstall Aooni. Then reinst Aooni. If the error persists after you have taken the above steps, please report it to the Community Hub again. ---------------------------------------------------------------------------------------Read full article on Community Announcements (sakashita.y)
