Cryptocurrency widgets are a great way to keep track of your cryptocurrency portfolio, and to get real-time updates on price changes. There are a variety of cryptocurrency widgets available, and each has its own advantages. Some cryptocurrency widgets are designed for use with desktop computers, while others are designed for use with smartphones or tablets. One of the most popular cryptocurrency widgets is CoinMarketCap. CoinMarketCap is a cryptocurrency widget that is available for use on desktop computers, smartphones, and tablets. CoinMarketCap provides real-time price updates for more than 1,500 cryptocurrencies.