Today's coin identifier app technology uses advanced AI to instantly recognize coins, estimate values, and even detect rare errors that could be worth thousands of dollars.

That dusty jar of old coins in your closet might be hiding a fortune. But how do you find out without paying hefty appraisal fees? The answer fits right ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers ...

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