Robinhood - Free stock trading service.
RobinWho - The first investment app that will make you cry
Richie Invest - An app that lets you invest with your friends
LunarCrush - Social Intelligence for Crypto. Make informed investment decisions by harnessing the power of real-time social insights and market metrics.
ClosingBell - Collaborative Stock Trading
Entre - Social network for entrepreneurs, investors, and freelancers