What is the use case of Cryptocurrency?

Cryptocurrency is most commonly used as a digital form of money, allowing users to make online payments, purchases, and transfers. Cryptocurrency can also be used to store, send, and receive value, much like traditional forms of currency. Some of the more popular use cases for cryptocurrencies include trading, remittances, and investments. Additionally, cryptocurrency can be used to facilitate smart contracts, as well as support decentralized applications and networks.