Shadow Echo: AI Mystery
Shadow Echo: AI Mystery is made and published by Wai Yin Chan. AppBrain is an independent app data site and isn't affiliated with Wai Yin Chan. The app name, icon, screenshots and description belong to Wai Yin Chan and are shown as published on the App Store.
AppBrain's verdict
- Last updated
- April 16, 2026
- Size
- 22.0 MB
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Store listing
By Wai Yin Chan, from the App StoreDescription by Wai Yin Chan Written by the developer, not by AppBrain. Click to read.
One murder. A handful of suspects. Countless lies. You are the only detective who can unravel it.
Shadow Echo is an AI-powered detective mystery game. Every NPC is brought to life by a large language model in real
time — they remember what you've asked, react to your tone, crack under pressure, or double down on their lies. No two
interrogations are ever the same.
■ GAMEPLAY
◆ Open-Ended Interrogation
Question suspects in your own words. No dialogue trees. No multiple choice. Ask the right question and they'll slip up.
Push too hard and they'll shut down.
◆ Crime Scene Investigation
Explore each location. Tap to examine objects, uncover hidden evidence, and piece together what really happened. Some
clues only make sense after a certain conversation.
◆ Name the Killer
When you're ready, make your accusation. You must also reconstruct the timeline of events — when did the killer arrive?
How did they leave? Miss one beat and an innocent person takes the fall.
◆ Rank Up
Every case is scored from F to S based on accuracy, evidence coverage, and timeline reconstruction. Can you solve every
mystery at S-rank?
■ FOR FANS OF
Fans of Ace Attorney, Her Story, Return of the Obra Dinn, and classic whodunit stories will feel right at home. If you
love dialogue-driven mysteries and cutting-edge AI, this one is for you.
■ LANGUAGES
English, Traditional Chinese (Hong Kong), Traditional Chinese (Taiwan)
■ ABOUT AI-GENERATED CONTENT
NPC dialogue in this game is generated in real time by a large language model. All characters and events are fictional.
Content safety filters are in place; inappropriate responses can be reported.
■ CONTACT
Privacy Policy: https://legal.shadow-echo.workdev.xyz/privacy
Terms of Service: https://legal.shadow-echo.workdev.xyz/terms
Apple’s Standard License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
One case. One cup of tea. One detective. How many lies can you unravel?
Safety and technology
Found in the app by AppBrain- Price
- Free
- App size
- 22.0 MB
- Content rating
- High
Technologies used by Shadow Echo: AI Mystery
Releases
Updates seen on the App Store- Version
- 1.1
- Launched
- April 2026
No changelog data
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About the app and developer
About Shadow Echo: AI Mystery
Shadow Echo: AI Mystery is a games app developed by Wai Yin Chan.
What is the rating of Shadow Echo: AI Mystery?
Shadow Echo: AI Mystery has no ratings yet.
Is Shadow Echo: AI Mystery free?
Shadow Echo: AI Mystery is free. The app size is 21.98 MB. The latest version available is 1.1. The last update was on April 16, 2026.
What are the requirements for Shadow Echo: AI Mystery?
The app has a content rating of High Maturity. The app has been available on the App Store since April 2026.
Developer information for Wai Yin Chan
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