THE CASE ISNEVER CLOSED.
Join 10,000+ investigators solving real cold cases. Every clue matters. Every theory counts. The truth is out there.
How It Works
Three steps from cold case to cracked — anyone can do it.
Pick a Case
Browse real cold cases and unsolved mysteries from our archive of 347+ documented files.
Post Your Theory
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Earn Your Badge
Top investigators get recognized as Pro Detectives. Build your reputation case by case.
Your Investigator's Toolkit
Interactive Case Files
Immersive case documentation with photos, maps, timelines, and evidence logs. Every detail, catalogued.
Community Theories
Submit, debate, and vote on theories alongside thousands of amateur investigators worldwide.
Weekly New Cases
Fresh cold cases every week, hand-curated by our team of investigative journalists.
Mobile-First Experience
Investigate on the go. Built for the phone in your pocket, optimized for deep focus.
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- Unlimited access to all 347+ case files
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- Evidence boards & collaborative tools
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10,000+ Investigators
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