More info. I never signed up for a Robinhood account; I stopped just short of it while looking into the service. Because of limited market hours, however, it might not always be convenient to use real-time data. Net, Javascript. Well, we aren’t Facebook but we love reactions too. Developing an app like Robinhood comes with a number of technical challenges. You can also log in to Apple, Android, and Kindle Fire devices to manage your investments, watch a live stream of CNBC, research, enter trades, and follow your portfolio performance.