Base32 Decoder

Validate Base32 symbols and padding, recover the bytes, and show UTF-8 text when the decoded bytes are valid UTF-8.

Base32 input

Decoded UTF-8 text

Decoded bytes (hex)

—decoded bytes

—UTF-8 text

ReadyRFC 4648 validation rejects invalid symbols, impossible symbol counts, and non-zero unused bits.

Base32 syntax and unused padding bits are validated

Invalid symbols, impossible symbol counts, padding placement and non-zero unused bits are rejected rather than decoded approximately.