Bip39 balance checker https://papaly.com/1/eMEf Although it uses BIP32 method you are able to still import BIP39 seeds into Electrum wallet. Also apart from BIp32 There's BIP44 version which some wallet use for the era of seeds. This is effective due to the fact BIP39 is supported by numerous wallet suppliers. https://bookmarksparkle.com/story20935534/bip39-flutter-bip39-compatible-wallet-an-overview-https-linktr-ee-bip39