Hi Product Hunt community! 👋 I’m the maker of Wonder Coin. As a coin enthusiast, I always found the barrier to entry for numismatics a bit high. Identification often requires heavy catalogs, and keeping track of a growing collection can become a mess of spreadsheets. I wanted to create something that makes the hobby accessible to everyone—from someone who just found a weird coin in their change to the lifelong collector with dozens of albums. Why Wonder Coin? Instant ID: Snap a photo and get the country, year, and mint mark in seconds. Offline Mode: I’m particularly proud of this—you can identify coins even at flea markets or remote shows where signal is weak. Market Insights: No more guessing what a coin is worth; we provide live market-style valuations. Ancient to Modern: Our library covers everything from Roman denarii to the latest commemoratives. We’re just getting started and would love to hear your feedback! What’s the most "mysterious" coin you’ve ever found? I’ll be here all day to answer your questions! 🚀

Wonder Coin

Identify coins with AI, curate your collection

Identify coins with AI, curate your collection