Callista Currency Converter is probably the most convenient currency converter around, it is free and has no advertising at all!

Just enter an amount, press return, and the amount will be converted to all the currencies you have selected.

Converts between the 72 most commonly used world currencies. AED, ARS, AUD, BAM, BDT, BGN, BRL, BYR, BZD, CAD, CHF, CLP, CNY, COP, CRC, CZK, DKK, DOP, DZD, EGP, EUR, FJD, GEL, GBP, GTQ, HKD, HRK, HUF, IDR, ILS, INR, IQD, IRR, ISK, JMD, JOD, JPY, KES, KRW, KWD, KZT, LTL, LYD, MAD, MUR, MXN, MYR, NGN, NOK, NPR, NZD, PAB, PEN, PHP, PKR, PLN, RON, RSD, RUB, SAR, SEK, SGD, SYP, THB, TND, TRY, TWD, UAH, USD, VEF, VND and ZAR.

Additionally any of the supported currencies can be converted to and from Bitcoin.

Converts to all selected currencies at once.

Let’s you select your preferred exchange rate provider: Yahoo Finance or European Central Bank.

Downloads the latest exchange rates automatically.

Works offline by using the last downloaded exchange rates.

Configure a per cent value that matches the fee most of us are charged by our bank or card companies on every exchange transaction.

Built in calculator.