I also didn't know where is best platform for trading because I only use MT4 platform to trading so I didn't know about the other platform therefore At present except of forex and futures it can also use in other financ only Actually i can't see several different from MT4 to MT5 platform and all I found that I'm more get used to the older one which accompanies me for so many years while But I have know that mt4 is more difficult than mt5