Have you ever stumbled upon an old coin and wondered, “Is this worth anything?” You’re not alone! Thanks to modern technology ...

Modern smartphone technology has revolutionized coin identification and valuation. Whether you’re a seasoned numismatist or ...

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 ...

Rare coins worth thousands really do slip through everyday wallets, so it pays to check your change before spending it. I ...

Learn to love your coins. That’s the message from Kevin McColly, CEO of Coinstar, the company behind those coin-cashing machines you see in supermarkets. American consumers made only 16% of their ...

It all depends on which type of quarter you use. If it’s a Wisconsin state quarter issued in 2004, it could be worth at least $30 — and maybe much more. The vast majority of 2004 Wisconsin quarters ...

Americans are holding an estimated $60-$90 in coins per household. While some rare pennies are valuable, most are worth only a few cents. Consumers can exchange coins for cash at banks, credit unions, ...

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.