This is a simple and useful utility that can help you decide what pair to be trade. This utility is to monitor price range on daily basis of many chart symbol in one chart. This is useful when we seek a potential pair that has big movement.
Also we can monitor the spread value at that time. When price reach low or high of the day then it will play sound to alert you. You can open as many charts as you want and monitor their daily high/low in one chart.