Switch between Encode and Decode. Uses the standard RFC 4648 Base32 alphabet (A–Z, 2–7) with = padding.
All tools/Encoding
Base32 Encoder & Decoder
Convert text to and from Base32 (RFC 4648). Runs entirely in your browser.
Output
How this works & FAQ
Why use Base32 instead of Base64?
Base32 only uses uppercase letters and digits 2–7, making it case-insensitive and safe to read aloud or type by hand — commonly used for things like TOTP secret keys.