Robinhood - Free stock trading service.
TradingView - The best charting tool for crypto and stocks
invstr - Investing for everyone (with fantasy $$$)
CryptoCompare - We bring you all the latest streaming pricing data in the world of cryptocurrencies.
M1 Finance - M1 helps you manage your money by automatically putting it to work in a customizable portfolio
CoinMarketCap - Crypto-currency market capitalizations.