Currency Exchange Calculator
Convert any amount from one currency to another using a current or custom exchange rate. Handy for travel budgeting, international transfers, and pricing in foreign markets.
About this calculator
Currency conversion uses a straightforward multiplication formula: Converted Amount = Amount × Exchange Rate. The exchange rate expresses how many units of the target currency you receive for each unit of the source currency. For example, if the USD/EUR rate is 0.92, then $1 USD equals €0.92 EUR. Exchange rates fluctuate constantly based on economic indicators, central bank policy, inflation, and global capital flows. The rate you enter should reflect the mid-market rate for reference purposes, but actual rates from banks or exchange services typically include a spread or fee that reduces the amount you receive. For precise real-world conversions, always verify the live rate through a financial data provider and account for any applicable transaction fees.
How to use
Suppose you are traveling to Japan and want to convert $1,500 USD to Japanese Yen. The current USD/JPY exchange rate is 157.40. Enter 1500 as the Amount and 157.40 as the Exchange Rate. The calculator computes: 1,500 × 157.40 = 236,100 JPY. You would receive approximately ¥236,100 for your $1,500. Keep in mind that your bank or exchange bureau may offer a slightly lower rate after their fee, so the actual amount could be ¥232,000–¥235,000 depending on the provider.
Frequently asked questions
How do I convert currency using an exchange rate?
Multiply the amount you want to convert by the exchange rate for your currency pair. The exchange rate tells you how much of the destination currency one unit of the source currency buys. For example, if EUR/GBP is 0.85, then €1,000 × 0.85 = £850. Always confirm which direction the rate applies — USD/EUR and EUR/USD are reciprocals of each other, and using the wrong one will give you an incorrect result. Most financial websites quote the mid-market rate, which is the midpoint between buy and sell prices.
Why does the exchange rate I get from my bank differ from the mid-market rate?
Banks and currency exchange services add a spread — a markup — to the mid-market rate as their fee for the service. This means they buy foreign currency from you at a rate lower than mid-market and sell it to you at a rate higher than mid-market. The difference can range from less than 1% at competitive online providers to 5% or more at airport kiosks. Additionally, some services charge a flat transaction fee on top of the spread. Comparing the all-in cost across multiple providers before exchanging large sums can save a meaningful amount of money.
When should I lock in a currency exchange rate for an international transfer?
If you are making a large international payment — such as buying property abroad or paying overseas suppliers — exchange rate fluctuations can significantly impact the cost. Rates can move 1–5% within days during volatile periods, which on a $50,000 transfer equals $500–$2,500. Many currency brokers and transfer services offer forward contracts that lock in today's rate for a future transaction, protecting you against adverse moves. If your transfer is not time-sensitive and you expect the rate to improve, a limit order — executed automatically when the rate hits your target — is another option worth exploring.