You may add additional instruments to main chart. Just right click on the chart and choose "Overlays -> Add overlay...". In overlay dialog choose instrument. Then click OK.
If you want adjust instruments scale and see all instruments on one scale, in "Price scaling" combobox choose "Main scale". Then click OK. After adding instrument on chart, right click on chart scale and choose "Relative". Also you may use "Logarithmic" scale. Now you may see all instruments on same scale and see difference between instruments. Also you may set other desired parameters, for example lines colors.
PTMC is a professional trading platform that combines all the best charting and analytical tools to trade on different financial markets. It is developed by PFSOFT UK LTD, a global provider of trading technology for banks & brokers