Every case is unique. Interrogate suspects, examine evidence, and crack the case before time runs out. No two mysteries are ever the same.
Free daily case — no credit card required
Victim
Marcus Holloway, 42
Investment Banker
Location
The Meridian Hotel
Room 1408
Time of Death
11:47 PM
Suspects
Dossier isn't just another puzzle game. It's an immersive detective experience with unique cases every time.
Every case is unique. Suspects, motives, evidence, red herrings — no two cases are ever the same.
Question suspects in real-time conversations. Press them on alibis, catch contradictions, and uncover the truth.
A new free case drops every day — same mystery for everyone, like Wordle. Compare solve times with friends.
From Rookie to Cold Case. More suspects, more clues, more red herrings. Choose your challenge level.
Earn XP, build streaks, and climb from Rookie to Chief Inspector. Track your stats and share your results.
Unlock unlimited cases, all difficulty tiers, and unlimited interrogations with Detective Pro or Chief Inspector.
Each day, a sealed case file lands on your desk. Open it to reveal the victim, crime scene, and list of suspects.
Examine evidence, read autopsy reports, and interrogate suspects through real-time conversations. Every answer matters.
When you've cracked the case, name the killer. Get it right and earn XP, build your streak, and climb the ranks.
From quick 5-minute cases to deep 35-minute investigations
Rookie
3 suspects
~5 min
Detective
4 suspects
~10 min
Inspector
5 suspects
~20 min
Cold Case
6 suspects
~35 min
A body has been discovered. Suspects have been identified. The evidence is piling up. Can you solve it?
Free on iOS & Android