Blockchain app development refers to the creation of applications that run on blockchain networks, offering decentralized and secure interactions. These apps can serve various industries, including finance, supply chain, healthcare, and gaming. Blockchain apps leverage smart contracts, decentralized storage, and cryptocurrencies to enable secure peer-to-peer transactions. Developers focus on creating scalable, efficient, and user-friendly applications that utilize blockchain’s core features like immutability, transparency, and decentralization. Popular examples include decentralized exchanges, NFT marketplaces, and secure messaging platforms, providing innovative solutions to traditional app challenges.