12 cryptocurrency alternatives to bitcoin
Move over, Bitcoin. The world of virtual currencies is getting crowded with altcoins.
These days, there are about 20 types of cryptocurrency that sell for more than $1, according to CoinMarketCap.com. Even more are in penny-stock range.
Here are 12 cryptocurrency alternatives to Bitcoin. Prices and market capitalization of altcoins are based on data from CoinMarketCap.com on Feb. 28, 2014, and not all are in the top 10 by either measure.