Base32 Decoder

Decode Base32 (RFC 4648) back to readable text online. Free, private, and 100% client-side.

Input

Output

Local only

Recent history

No history yet

How to use

Paste the Base32 string into the input box.
Read the decoded text in the output.

Frequently asked questions

What input is accepted?: Standard RFC 4648 Base32 strings with optional padding (=) and whitespace. Both uppercase and lowercase are accepted.
What happens with invalid input?: The tool reports an INVALID_BASE32 error with a clear message.

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