Crypto wallets are devices or a medium, in which digital currency can be stored, while securely holding the public and/or private keys for transactions of crypto coins like BTC. They system interacts with various blockchain systems to enable users to send and receive digital currency and monitor their balance. If you want to use Bitcoin or any other cryptocurrency, you will need to have a digital wallet. There are different types of crypto wallets – hardware wallets, mobile wallets, paper wallets, desktop wallets, and web wallets, each with different features and pros/cons.