Phantom Wallet is a secure, non-custodial Solana wallet that allows easy crypto storage, staking, DeFi, NFT management, and seamless integration with decentralized applications. Phantom Phantom Wallet is a secure, non-custodial Solana wallet that allows easy crypto storage, staking, DeFi, NFT management, and seamless integration with decentralized applications. Phantom Phantom is a popular self-custodial wallet designed for the Solana blockchain. It is presently available as a free browser extension for Brave, Edge, Firefox, Chrome, and Opera Browser.