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Investigation journal

Blog about detective games

Reviews, format comparisons, and practical guides for those who want to do more than just play detective — they want to solve cases.

2025
review

Best online detective games in 2025

Where to truly investigate, not just click through hints.

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VS
comparison

Escape room, board game, or Telegram bot: which to choose

An honest comparison of detective entertainment formats.

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01
guide

How to solve a case: a beginner investigator's guide

Seven techniques that will lead you to the killer.

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AI
mechanics

AI Detective Game: Interrogating Suspects in Real Time

In a traditional mystery game you pick a line from a list. AI detective games work differently: you type your own question and the suspect answers live.

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techniques

How to Catch a Liar: Interrogation Techniques That Actually Work

Films teach us to watch for shifty eyes. Research shows that's not how lies are caught. Real deception detection is logical.

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2
co-op

Online Detective Game for Two: Solve a Mystery Together

Two people investigating the same case is a different experience. You catch things the other missed and build a theory neither would reach alone.

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guide

Play Detective Online on Your Phone — No Download Required

A browser-based detective game opens in seconds, works on any device, and picks up exactly where you left off.

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5+
group play

Murder Mystery for Groups: Play Detective Together Without a Host

A group detective investigation gives everyone a role and a shared goal — no host required.

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10
gift guide

10 Gifts for Mystery Lovers: From Classic Novels to Live Cases

Finding a gift for someone who already owns every Agatha Christie novel is not easy. Here are ten ideas.

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true crime

Famous Unsolved Mysteries: Why the Evidence Never Quite Adds Up

Some cases stay open not because there is no evidence, but because the evidence contradicts itself.

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From theory — to the case

The best way to understand a detective game is to open a case and start investigating.