Bip39 Swift. Though it uses BIP32 approach you could continue to import BIP39 seeds into Electrum wallet. Also apart from BIp32 There may be BIP44 Model which some wallet use for that generation of seeds. Seed phrases are essential for accessing private keys, which might be advanced strings of 256 https://dirstop.com/story21595312/wallet-seed-phrase-generator-bip39-english-word-list-an-overview