Play Murder Mystery Online — Free Multiplayer Detective Game
ColdCase Party is the easiest way to play a murder mystery online with friends. No download, no signup — just share a room code and start investigating together. 2–8 players, all in your browser.
Built for every kind of game night
- Remote game night — play with friends in different cities. Voice chat on Discord/Zoom and share the room link.
- In-person party — cast the case desk to a TV and let everyone investigate from their phones.
- Team building — cooperative detective work that actually requires communication and reasoning.
- Date night — a 30–40 minute case is the perfect after-dinner activity.
- Birthday and bachelorette parties — a noir murder mystery without the cost of a kit.
Why play here vs a murder mystery kit
- No printing, no prep, no script reading.
- Replayable cases — not tied to a fixed cast list.
- Works on any device with a browser.
- First case is free; pay-per-case or get the bundle for the rest.
Device compatibility
ColdCase Party runs in any modern browser — iPhone, Android, iPad, MacBook, Chromebook, Windows desktop, smart TV browsers. There's nothing to install.