Free currency calculator to convert between most of the global currencies using live or custom exchange rates. Also check the latest exchange rate of most currencies, experiment with other financial calculators, or explore hundreds of individual calculators addressing other topics such as math, fitness, health, and many more. This Free Currency Exchange Rates Calculator helps you convert US Dollar to Euro from any amount. Exchange Rate US Dollar to Euro (Currency Calculator) - X-Rates Skip to Main Content The Historical Currency Converter is a simple way to access up to 25 years of historical exchange rates for 200+ currencies, metals, and cryptocurrencies. OANDA Rates® cover 38,000 FX currency pairs, and are easily downloadable into an Excel ready, CSV formatted file.