If you sell to international customers, showing prices in the visitor's local currency isn't a nice-to-have — it's a conversion-rate lever. But wiring it up usually turns into a small project: IP geolocation, exchange-rate fetching, caching, fallbacks, race conditions when the rate call is slower than render. react-currency-localizer-realtime compresses all of that into a React hook and a component. Drop it in, pass a price, done. Under the hood it uses real-time mid-market rates from ...