Detective Diary - AI Mystery 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 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.
Latest Version
1.1.1Uploaded by
MØmen ABđo FaHmý
Requires Android
Android 7.0+
Category
Free Puzzle GameContent Rating
Everyone · Mild Fantasy Violence
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Flag as inappropriateLast updated on Aug 18, 2026
● You can now submit your final deduction by picking keywords.
:After naming the culprit, you no longer have to write out the motive and the method. Just tap to pick 3 motive keywords and 2 method keywords from the ones prepared for each case.
● Not sure? Submit anyway.
:Partial credit applies to both the motive and the method. You can even submit with the method keywords left empty.