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How it works
Enter your amount
Type the amount you want to convert in the 'From' field. Any number of decimal places is supported.
Select currencies
Choose your source and target currencies from the dropdown lists. Over 150 currencies are available.
Get the result instantly
The converted amount appears immediately. Scroll to the comparison table to see your amount in multiple currencies at once.
Why use Ozaar Currency Converter?
150+ currencies
Convert between all major world currencies plus dozens of regional ones. From USD to Vietnamese Dong and everything in between.
Live exchange rates
Rates are fetched from open.er-api.com and cached hourly. Always within 60 minutes of the true mid-market rate.
Multi-currency comparison
Enter an amount once and see its value in 10+ currencies simultaneously, great for travel planning or international pricing.
Works offline after first load
Exchange rates are cached in your browser. If you lose internet, your last-loaded rates are still available for conversion.
Real-world use cases
International travel planning
Check how far your holiday budget goes in your destination currency. Compare across multiple currencies if you're visiting several countries.
Try it for this →Traveller
Freelancer
International invoicing
Quote international clients in their local currency. Check the current rate before invoicing to set the right price.
Try it for this →Forex monitoring
Quickly check mid-market rates for currency pairs you're tracking without needing a broker account or dedicated forex platform.
Try it for this →Investor
What is a Currency Converter?
A currency converter is a financial tool that translates a monetary amount from one currency to another using the current exchange rate between them. Exchange rates fluctuate constantly based on macroeconomic factors, interest rates, geopolitical events, and market supply and demand. A current exchange rate converter gives you the mid-market rate, the midpoint between buy and sell rates used by currency traders.
Currency conversion is needed in many everyday contexts: international travel, cross-border e-commerce, sending money abroad, freelance invoicing for international clients, importing goods, and monitoring investment exposure to foreign currencies. Having access to live, accurate rates is essential for making informed financial decisions.
Ozaar Currency Converter supports 150+ world currencies with hourly rate updates from open.er-api.com and a multi-currency comparison table that shows your amount in multiple currencies simultaneously.
How does Currency Converter work?
Exchange rates are fetched from the open.er-api.com API on page load and then cached in your browser's localStorage for up to one hour. When you request a conversion, the tool looks up the rate from the cached data and performs the calculation instantly, no API call needed for each conversion.
The base currency for rates is USD. Conversions between non-USD pairs use triangulation: amount × (rate to USD) ÷ (rate of target to USD). This is the standard method used by all currency APIs and ensures consistent results across all 150+ currency pairs.
Why use a browser-based Currency Converter?
Browser-based currency conversion with client-side caching is faster than most dedicated converter apps. After the initial rate fetch, all calculations are instantaneous, no network request per conversion. The hour-long cache also means the tool works reasonably well offline, using the last-fetched rates.
Unlike bank or exchange-bureau converters, which show rates after their own markup, our converter shows mid-market rates, the true interbank rate without any spread. This is useful for reference and planning, even though the rates you actually receive at a bank or exchange will include a margin.
You might also want to convert other types of measurements or plan your travel timeline using our free browser tools.
Frequently asked questions
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