Futures traders can use the mobile futures ladder. Plentiful quizzes are available to test your knowledge and also to further enhance learning. These advanced tools include a performance risk tool which lets you figure out what will happen to your portfolio based on movement in an individual stock or options trade, or for your entire portfolio. Their standard app includes quite a bit of sharing capability, allowing you to capture a screen and email it to a friend, or post it on Twitter. Personal Finance. Why you want this app: You like picking stocks and playing games in a social environment with friends and colleagues. Part Of.