Robinhood adds zero-fee cryptocurrency trading and tracking.

No-commission stock trading app Robinhood will let you buy and sell Bitcoin and Ethereum without any added transaction fees starting in February, compared to Coinbase’s 1.5 to 4 percent fees in the US. And as of today Robinhood will let all users track the price, news, and set up alerts on those and 14 other top crypto coins, including Litecoin and Ripple.