Blockfolio is a popular mobile app used by cryptocurrency investors to track and manage their digital asset portfolios. It allows users to monitor the value of their holdings in real-time by connecting to various cryptocurrency exchanges, wallets, and trading platforms.

Users can input the details of their investments, including the quantity of each coin/token they own and the price at which they purchased them. Blockfolio then calculates the current value of the portfolio based on the latest market prices.

The app provides a user-friendly interface that displays the overall performance of the portfolio, including gains and losses. It also offers features such as price alerts, news updates, and market analysis to help users make informed decisions about buying, selling, or trading their cryptocurrencies.

Overall, Blockfolio simplifies the process of tracking and managing cryptocurrency investments, allowing users to stay updated on their portfolio without the need to constantly check multiple sources for information.