How it works
This calculator takes an amount in one currency and multiplies it by the exchange rate you provide to show what it's worth in another currency. You supply both the amount you want to convert and the exchange rate (how many units of the target currency equal one unit of the source currency), and the tool handles the multiplication instantly.
Exchange rates fluctuate constantly based on market conditions, so you'll typically enter a rate you've found from your bank, a financial service, or a live market feed. The calculator then applies that rate to your specific amount.
The formula
Converted amount = Original amount × Exchange rate
Worked example
Let's say you're traveling from the US to Japan and want to know how much ¥ (Japanese yen) you'll receive for $500 USD.
Your inputs:
- Original amount: $500
- Exchange rate: 1 USD = 110 JPY (this is an example rate; actual rates vary daily)
The calculation:
- Converted amount = 500 × 110
- Converted amount = ¥55,000
So $500 converts to approximately ¥55,000 at that exchange rate.
Another example: You're a freelancer in the UK earning £2,000 and want to know the equivalent in EUR (euros).
- Original amount: £2,000
- Exchange rate: 1 GBP = 1.17 EUR
- Converted amount = 2,000 × 1.17
- Converted amount = €2,340
Your £2,000 is worth about €2,340 at that moment.
Things to watch
Exchange rates change constantly. The rate you use today may differ from tomorrow's rate. If you're planning a transaction for later, check whether the rate you're using is current. Most banks and currency services display live rates updated every few seconds during market hours.
Different rates for buying vs. selling. When you exchange currency through a bank or money changer, you typically see two rates: the rate at which they'll buy your currency (usually lower) and the rate at which they'll sell you the target currency (usually higher). The difference is their margin. This calculator uses a single rate you input, so make sure you're using the correct one for your direction of exchange.
Rounding and fees. The calculator shows the mathematical conversion. In real life, your bank or exchange service may round differently, apply fees, or offer a less favorable rate than the market rate. Always confirm the actual amount you'll receive before committing to an exchange.
Mid-market vs. commercial rates. The "mid-market" rate is the true market rate between banks. The rates you see as a consumer are usually less favorable because the provider takes a cut. For large amounts or frequent conversions, it's worth comparing rates across providers.
Decimal precision. Some currencies (like USD, EUR, GBP) use two decimal places; others use three or none (like JPY). Make sure your final result is rounded appropriately for the currency you're converting to.
Common scenarios
International online shopping: You find an item priced in a currency different from yours. Enter the listed price and the current exchange rate to see what you'll actually pay in your local currency—before any payment processor fees.
Salary or invoice conversion: Freelancers and remote workers often need to convert earnings. Use this to see what your income is worth in your home currency.
Travel budgeting: Convert your daily budget into local currency to understand your spending power and plan accordingly.
Business transactions: Companies importing or exporting goods use currency conversion to price products and manage costs across borders.