About Us
We are dedicated to providing a professional-grade coin test app, backed by our extensive expertise in fundamental research and app development.
Our Story
Two doctoral researchers questioned a silver coin's authenticity over dinner — and set out to solve it.
Core algorithm developed and verified.
Launched on App Store & Google Play with universal gold and silver coin testing.
Integrated Numista catalog: 30,000+ gold and silver coins.
2nd-generation algorithm delivers higher precision results.
3-star purity-aware results powered by the new algorithm.
Report & Win campaigns launched with cash rewards. Introduced account and Precious Point systems.
Purity results and Report & Win campaigns expanded beyond 3-star coins.
Contact Us
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