CoinKnow stands out as one of the most advanced free coin identification applications available today. Launched in 2025, this app leverages sophisticated AI to analyze coins through your smartphone ...

This guide breaks down the best free coin identifier apps for U.S. and international coins, accuracy, error detection, and who each app is really for.

Modern smartphone technology has revolutionized coin identification and valuation. Whether you’re a seasoned numismatist or just discovered old coins in your attic, these free coin identifier apps can ...

Coin grading is the process by which a certified numismatist determines the grade, or physical condition, of an existing coin. Once the grade is determined, the value of the coin can then be ...

CoinKnow is our top recommended coin identifier that uses AI technology to identify coins through photos and is one of only ...

The best coin identifier app free for you depends on your specific needs. For most collectors, we recommend starting with ...

GRAND RAPIDS, MI - A Grand Rapids-based inventor has developed a first-of-its-kind device designed to transform how collectors grade and value their coins. The OCS200, created by Richard Colonna of ...