Convert UTF-8 text to Base58 using the Bitcoin alphabet, or decode it.
Type or paste on the left — the result updates as you type.
Preserves leading zero bytes. Maximum input 8000 characters. This is raw Base58, not Base58Check and not address validation.
Up to 100,000 UTF-16 units per input and 1,000,000 per result. See the supported formats and examples below.
Tool page updated: 2026-09-27
