Bip39 balance checker https://www.symbaloo.com/mix/bookmarks-xfkm Although it uses BIP32 strategy you may nevertheless import BIP39 seeds into Electrum wallet. Also apart from BIp32 There is certainly BIP44 version which some wallet use for the technology of seeds. Because of the cryptographic design and style of BIP-39, a weak passphrase won't reduce https://thebookpage.com/story5488362/how-does-bip39-work-bip39-npm-no-further-a-mystery-https-dzen-ru-bip39-phrase-com