NFTs are one-of-a-kind digital assets that represent real-world items. NFTs are not interchangeable and are different from cryptocurrencies which are fungible tokens. This means that NFTs cannot be traded the way cryptocurrencies are. NFTs are managed by a digital ledger and all transactions are done online. So yeah [NFTs is a digital currency](https://cryptoinsiderz.com/nft-profit-review-2022-know-about-the-app-real-quick/) in somehow in crypto world.