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App Store Apps > Games > Trivia Games > Detective Diary: Whodunit
App profile & analytics · Games · Data updated 2026-09-30
Detective Diary: Whodunit icon

Detective Diary: Whodunit

by Junsu Hwang · Free · Version 1.3.4
Availability On the App Store since May 2026 ↗
Rating on App Store
–
Rating
–
0 reviews
Best rank
#17
Top Grossing, Trivia Games, South Korea
Last updated
September 28, 2026
1.3.4

Detective Diary: Whodunit is made and published by Junsu Hwang. AppBrain is an independent app data site and isn't affiliated with Junsu Hwang. The app name, icon, screenshots and description belong to Junsu Hwang and are shown as published on the App Store.

About Detective Diary: Whodunit

Detective Diary: Whodunit is a games app developed by Junsu Hwang.

What is the rating of Detective Diary: Whodunit?

Detective Diary: Whodunit has no ratings yet.

Is Detective Diary: Whodunit free?

Detective Diary: Whodunit is free. The app size is 232.19 MB. The latest version available is 1.3.4. The last update was on September 28, 2026.

What are the requirements for Detective Diary: Whodunit?

The app has a content rating of Low Maturity. The app has been available on the App Store since May 2026.

Description by Junsu Hwang (from the App Store)
Interrogate AI suspects and uncover the truth behind each case.
A new mystery every day.

Detective Diary - A solo murder mystery detective game

You are today’s detective.

A new case is assigned to you every day.
Interrogate suspects, investigate locations, and analyze evidence.
Can you uncover the culprit and their motive?

How to Play

1. Review the Case - Check the case details, suspects, and locations
2. Investigate - Question AI suspects and search locations for clues
3. Deduce - Identify the culprit, motive, and method
4. Result - Get your score and rank based on your accuracy

Features

AI Interrogation - Talk to suspects in real time. Their responses change based on your evidence
Daily Cases - A brand-new mystery every day
Efficiency Score - Solve cases with fewer questions for higher scores
Share Your Case - Share your investigation results with friends
Leaderboard - Compete with other detectives

Detective Pass

Play one case per day for free.

Subscribe to Detective Pass to unlock:
3 cases per day
Expanded question points
Ad-free investigation

Think like a real detective.
The truth is in your hands.

Terms of Use(EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Show more Show less

More data about Detective Diary: Whodunit

Price Free
Rating No ratings
Ranking Top ranked
Version 1.3.4
App size 232.2 MB
Maturity Low Maturity

Screenshots

Detective Diary: Whodunit Screenshot 1 of 5
Detective Diary: Whodunit Screenshot 2 of 5
Detective Diary: Whodunit Screenshot 3 of 5
Detective Diary: Whodunit Screenshot 4 of 5
Detective Diary: Whodunit Screenshot 5 of 5
Screenshots by Junsu Hwang, from the the App Store listing
Official page on the App Store Also on Google Play

Also available on Google Play

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Changelog of Detective Diary: Whodunit

No changelog data

Developer information for Junsu Hwang

Junsu Hwang

Address:

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Comments on Detective Diary: Whodunit for iOS

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App Store Rankings for Detective Diary: Whodunit

Top rankings

Rank Country Category List
17 South Korea Trivia Games Top Grossing
38 South Korea Trivia Games Top Free

Ranking history in South Korea

Ranking history
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Technologies used by Detective Diary: Whodunit

Frequently asked questions about Detective Diary: Whodunit

Is Detective Diary: Whodunit free?

Yes. Detective Diary: Whodunit is free on the App Store.

Is Detective Diary: Whodunit still available?

Yes. Detective Diary: Whodunit is on the App Store, and the last update we saw was on September 28, 2026.

How large is Detective Diary: Whodunit?

Detective Diary: Whodunit is 232.19 MB.

Is Detective Diary: Whodunit suitable for children?

App Store gives Detective Diary: Whodunit a low maturity rating, so it is meant for older children and up.

Who made Detective Diary: Whodunit?

Detective Diary: Whodunit was developed by Junsu Hwang. It is listed in the games category on the App Store.

What are the best alternatives to Detective Diary: Whodunit?

People looking at Detective Diary: Whodunit also look at these games apps: Ultimate World Flags Quiz, Call My Name - 런닝맨 인물퀴즈, 초동수사 - 증언/증거 추리게임, AI 라이어를 찾아라, Enjoy Learning Anatomy puzzle.

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