USD to any currency, with clarity.
A professional, easy-to-use US Dollar converter and practical guide for travel, international payments, shopping and everyday decisions.
The US Dollar, explained
The US Dollar symbol $, currency code USD is the official currency of the United States and the world’s primary reserve currency.
First issued in 1792 under the Coinage Act, the dollar became the most widely used currency on earth. More than 65% of global foreign exchange reserves are held in USD, and many commodities, including oil, gold and agricultural products, are priced in dollars.
The Federal Reserve manages US monetary policy. Interest-rate decisions and economic conditions can directly influence USD exchange rates around the world.
Key facts about USD
Frequently asked questions
What does USD stand for?
USD stands for United States Dollar, the ISO 4217 code used in banking, finance and international trade.
What is the USD symbol?
The symbol is $. Canada, Australia and New Zealand also use the dollar symbol for their own currencies.
Why is USD a reserve currency?
Its role is supported by the size of the US economy, established financial markets and widespread use in global trade.
How often do exchange rates change?
Rates can change every second during trading hours. The foreign-exchange market operates 24 hours a day, five days a week.
What is the mid-market exchange rate?
It is the midpoint between a currency’s buying and selling prices on the global forex market. Banks and exchange services commonly add a markup.
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Rates are updated in real time. Always verify rates before making financial decisions. CurrencySwitchNow is not a financial advisor.