Base32 Encode/Decode API
Encode or decode using RFC 4648 Base32. Free conversion API.
What is Base32?
Binary-to-text encoding using 32 characters (A-Z, 2-7). Case-insensitive, no visually similar characters. Used for TOTP secrets and DNSSEC.
How to Use
Call GET /api/v1/base32?text=Hello%20World&mode=encode.
Try it live
Test this endpoint in the interactive console
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Frequently Asked Questions
Base32 vs Base64?
Base32 expands data 60% vs Base64's 33%. Trade-off: better human readability.