Robinhood will let you buy and sell bitcoin and Etherium without any added transaction fees starting in February compared to coinbase 1.5 to 4 percent fees in the US.
The company is adding a new two factor authentication options including integrations with authenticator apps to insure people don't get their wallets stolen and dumped.
Robinhood will let all users track the price, news and set up alerts on those 14 other top cryptocurrencies including light coin and ripple.
https://techcrunch.com/2018/01/25/free-cryptocurrency-trading-app/