Investar supports all types of Spread Charts (including Ratio Charts).
Any spread chart can be plotted easily using the spread operators '+', '-' and '/'.
You can plot the relative performance of one symbol compared to the other by simply typing the two symbols separated by a '/' operator. e.g. INFY/WIPRO
You can identify arbitrage opportunities by plotting the difference of prices of a scrip trading in two different exchanges by simply using the '-' operator between the two symbols. E.g. INFY – 500209 to plot the difference between prices of Infosys between NSE and BSE.
Historical Performance of Multiple scrips can be compared easily in Chart Comparison mode.
You can add upto 4 scrips to any chart to compare the performance and they are compared relative to the base scrip starting from 0% at the very beginning of chart.
You can change the duration to change the starting point of comparison as well as you can also Change symbol to change the base scrip.