Live Currency Converter with History
Convert between 150+ currencies using live exchange rates. Look up historical rates by date, see a 7-day trend chart, and get instant alerts when a rate is above or below average. Free, private — no signup required.
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How Live Currency Conversion Works
This currency converter fetches real-time exchange rates from the fawazahmed0/currency-api, a free open-source rate database served via jsDelivr CDN. The API aggregates rates from multiple public sources and updates daily. Rates are cached in your browser for 15 minutes, so repeated conversions are instant. The tool auto-refreshes every 60 seconds when in Live Rate mode, keeping your conversion always current.
To convert: enter your amount, choose the source and target currencies, and the result appears instantly. The swap button reverses the pair in one click. Use the quick-pair buttons for the most common currency combinations. Last updated: March 2026.
Historical Exchange Rate Lookup
Switch to Historical Date mode to look up the exact exchange rate on any date back to January 2023. This is useful for reconciling past transactions, verifying invoices in foreign currencies, or tracking how rates have changed over time. Simply pick the date, click Look Up Rate, and the tool fetches the historical closing rate for that day.
Exchange rates fluctuate based on economic indicators, central bank policy decisions, inflation reports, and geopolitical events. The historical lookup lets you put any past rate in context. For example, the USD/EUR rate in early 2022 was near parity, while by late 2023 it had recovered to 1.08–1.10.
Understanding the 7-Day Trend Chart
The trend chart shows the exchange rate for each of the past 7 days as a bar chart. The tallest bar represents the highest rate in the period, and the shortest represents the lowest. Today's bar is highlighted. Below the chart, the tool shows whether the current rate is above or below the 7-day average — a simple signal for whether now is a better-than-average time to convert.
This is not investment advice. Exchange rates can move dramatically on news events, so use the 7-day trend as a general reference, not a trading signal.
Supported Currencies and Coverage
This converter supports 150+ world currencies including: US Dollar (USD), Euro (EUR), British Pound (GBP), Japanese Yen (JPY), Swiss Franc (CHF), Canadian Dollar (CAD), Australian Dollar (AUD), New Zealand Dollar (NZD), Chinese Yuan (CNY), Indian Rupee (INR), Bangladeshi Taka (BDT), Pakistani Rupee (PKR), Nigerian Naira (NGN), South African Rand (ZAR), Brazilian Real (BRL), Mexican Peso (MXN), and many more. The complete list loads from the API — if a currency exists, it is in the dropdown.
Frequently Asked Questions
Where does the exchange rate data come from?
This converter uses the fawazahmed0/currency-api, a free and open-source currency API served via jsDelivr CDN. It aggregates rates from multiple public sources and updates daily. No API key required and no rate limits.
How often are exchange rates updated?
Live rates are fetched fresh each time you load the page and are cached locally for up to 15 minutes. The tool auto-refreshes every 60 seconds. Historical rates reflect the closing rate for the selected date.
How far back can I look up historical exchange rates?
You can look up historical exchange rates back to January 2023, when the currency API started recording data. Select any date in the date picker to see the exchange rate on that specific day.
How many currencies are supported?
This converter supports 150+ world currencies including major currencies (USD, EUR, GBP, JPY), emerging market currencies (BDT, INR, PKR, NGN), and many others. The full list loads from the API on page load.
What does the 7-day trend show?
The 7-day trend chart shows the exchange rate for each of the past 7 days. It also shows if today's rate is above or below the 7-day average, helping you decide whether to convert now or wait.
Is my data private?
Yes. The tool fetches exchange rate data from a public CDN — no personal information is sent anywhere. No account or login is required. Cached rates are stored only in your browser's localStorage.
What if the API is unavailable?
If the live API is unreachable, the tool displays the last cached rate stored in your browser along with the timestamp of when it was fetched.