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Commerce · October 29, 2021

Copingo

Gold and silver coins test

Copingo launched on October 29, 2021 with 58 votes, #1,082 of 2,933 launches that month and more than 50% of that year's launches. The site was not reachable when checked in September 2026.

Visit play.google.com ↗Copingo alternatives

What it does

An Android application, which allow to verify gold and silver bullion coins authenticity by diameter, magnetism and ping test. Other features: - coins specification - gold and silver comex spot price - gold to silver ratio long term chart - magnifier

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