Cloudy calculator is an awesome interface to wolfram alpha, right from your browser (https://chrome.google.com/webstore/detail/acgimceffoceigocablmjdpebeodphgc

Cloudy calculator is an awesome interface to wolfram alpha, right from your browser (https://chrome.google.com/webstore/detail/acgimceffoceigocablmjdpebeodphgc https://chrome.google.com/webstore/detail/acgimceffoceigocab...) Just enter something like '10 usd to inr' for quickly converting US dollars to Indian Rupees