The XE Currency Converter offers conversions between dozens of different currencies worldwide. Conversion between two different currencies is accurate to five to six decimal places. US Forex also offers similar features.
The XE Currency Converter allows a user to specify a certain amount of one currency and then convert it to the equivalent amount of a second currency. The site refreshes its conversion rates each minute. The site converts between major currencies such as USD, EUR, GBP, AUD, and INR, as well as many lesser-known currencies. Users can also look at live currency rates between currency pairs and look at the historical conversion rates as far back as ten years.
US Forex offers similar currency conversion tools among dozens of different worldwide currencies. In addition to showing the current converted currency amount, a graph is shown on the same page with the two currencies' historical conversion rates.