MetaMask Android supports cross-chain NFT trading on mobile. Users can mint, buy, sell, and transfer NFTs across Ethereum, Polygon, Binance Smart Chain, and other networks. Token swaps aggregate liquidity for optimized trading rates. Multi-account support separates personal, trading, and experimental wallets. Notifications inform users about pending transactions, staking rewards, and portfolio changes. Private keys are encrypted locally, and recovery phrases ensure secure wallet restoration. Using metamask wallet download, mobile users gain secure and convenient cross-chain NFT and token management.