Currency Converter
Real-time exchange rates for 30+ world currencies
100.00 US Dollar equals
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100 USD in Major Currencies
8 currenciesPopular Currency Pairs
Free Online Currency Converter — Live Exchange Rates for 30+ Currencies
Whether you're booking international flights, sending money overseas, shopping from a foreign website, or preparing a business invoice in a different currency, knowing the exact exchange rate matters. Small differences in rates can add up quickly — especially when you're converting larger amounts. The OmniWebKit Currency Converter gives you live exchange rates pulled directly from real-time financial data sources, covering more than 30 of the world's most frequently traded currencies.
The tool is completely free, requires no account or sign-up, and works in any browser on any device. Type in the amount, select your source currency and target currency, and the converted result appears instantly. You also get a side-by-side comparison of the same amount in eight major currencies at once — so you can see the full picture without running multiple separate conversions.
Rates are refreshed from the exchange rate API each time the page loads. If the live API is unavailable for any reason, the tool automatically falls back to a recent offline rate set — so you always get a usable result even without a connection.
Supported Currencies
The converter supports 30 currencies from major economies across every continent. Here's a quick overview of the included currencies and their regions:
How Exchange Rates Work
An exchange rate tells you how much of one currency you get for a unit of another. For example, if the USD to EUR rate is 0.92, then 1 US Dollar buys 0.92 Euros. Exchange rates fluctuate continuously — currency markets operate 24 hours a day, five days a week, with rates changing by the second based on supply and demand.
Several factors drive exchange rate movements: interest rate decisions by central banks (like the US Federal Reserve or the European Central Bank), inflation data, trade balances between countries, political events, and market sentiment. When a country raises interest rates, its currency often strengthens because investors seek higher returns. When inflation is high, a currency may weaken relative to others.
There are two key types of exchange rates you'll encounter:
Mid-market rate
The midpoint between the buy and sell price in wholesale currency markets. This is what interbank transactions use, and what most online converters (including this one) display. It is the most accurate representation of a currency's real value.
Retail rate
What banks, exchange bureaus, and payment apps actually charge you. This includes a markup (called a spread) on the mid-market rate. The spread varies widely — banks often charge 2–5%, while specialist transfer services like Wise charge much less.
Tips for Getting the Best Exchange Rate
Whether you're travelling abroad, sending money to family, or doing business in another country, the rate you get can make a real difference. Here are practical tips to help you get the most from your currency exchange:
Compare before you convert
Use this converter to check the mid-market rate first. Then compare what your bank or transfer service is offering. The difference between them is the markup you're paying.
Avoid airport and hotel exchanges
Currency exchange desks at airports and hotels typically offer the worst rates with high fees. They rely on convenience — plan ahead and use a specialist service instead.
Use local currency when abroad
When paying by card abroad, always choose to pay in the local currency (not your home currency). The "dynamic currency conversion" option offered by merchants usually has a poor rate.
Time your transfers when possible
If you're making a large transfer, watch the rate over a few days. Rate alerts from specialist apps like Wise or Revolut can notify you when your target rate is reached.
Consider specialist transfer services
For international money transfers, services like Wise, CurrencyFair, and OFX typically offer rates much closer to the mid-market rate than traditional banks, with lower fees.