Authenticate Gold
With Physics
Free online tools to test bullion authenticity. Get a certified measurement report to prove your coin is real.
Trust the Physics
Every gold coin has a unique electromagnetic signature. Our technology detects counterfeits that pass every other test.
Multi-Factor Scoring
Combine dimensions, weight, and acoustic ping analysis into a single confidence score. Three independent tests — each targeting a different physical property.
Start a Scan →Acoustic Ping Analysis
Every coin rings at a specific frequency determined by its composition. Our browser-based analyser captures and matches the acoustic signature in seconds.
Test a Coin →Certified Reports
Get a permanent, shareable measurement certificate with QR code. Use it on eBay, Facebook, forums, or in-person sales to prove your coin is real.
Get Certified →Start Authenticating Today
Free tools to test your coins. Pay only when you want a certified report.