Detective Diary: Whodunit
Junsu Hwang Games iPhoneiPadiPod touch
Detective Diary: Whodunit is a free Games app for iPhone and iPad by Junsu Hwang. Requires iOS 15.1. Updated October 21, 2026.
- Price
- Free
- on the App Store
- Size
- 233 MB
- Age 9+
- Updated
- Oct 21
- 2026 · v1.4.0
Screenshots
About Detective Diary: Whodunit
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/
What’s new
Version 1.4.0 · Updated October 21, 2026
● Invite Friends event is live. : When a friend submits a first case, you both get a reward case. ● Detective Pass: 3 free past cases a day. : Subscribers start past cases free. ● Revisit solved cases in your Archive. : See your answer and verdict record. ● Results read like a case report. : Compare your answer with The Truth. ● New: Send Feedback. : Share thoughts with a screenshot. ● Bug fixes. : Smoother investigations.
Play today's Queens puzzle
One queen in every row, column and color. A free daily puzzle from Fiplay, same board for everyone. It plays right here, no download.
App privacy
The developer, Junsu Hwang, reported these privacy practices to Apple.
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Usage Data: Advertising Data
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Usage Data: Advertising Data
Used for: Third-Party Advertising
Alternatives to Detective Diary: Whodunit
Looking for apps like Detective Diary: Whodunit? Here are 6 similar apps on the App Store. The highest rated is Strange Mystery of Daily (4.0/5), and all 6 are free to download.
-
사건파일: 추리게임
-
Strange Mystery of Daily
4.0
-
QuizOn - Logic & Mystery
-
수프몬스터
-
무한 수학 퀴즈
-
Liar AI - Solo Liar Word Game
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Detective Diary: Whodunit | – | Free | October 21, 2026 | |
| 사건파일: 추리게임 | – | Free | Sep 8, 2026 | Compare |
| Strange Mystery of Daily | 4.0 / 5 (1) | Free | Oct 16, 2026 | Compare |
| QuizOn - Logic & Mystery | – | Free | Sep 28, 2025 | Compare |
| 수프몬스터 | – | Free | Sep 2, 2026 | Compare |
| 무한 수학 퀴즈 | – | Free | Jul 28, 2026 | Compare |
| Liar AI - Solo Liar Word Game | – | Free | Oct 15, 2026 | Compare |