Base32 Encode / Decode
Base32 uses an A-Z and 2-7 alphabet so output is safe in case-insensitive systems and easy to read aloud. This tool converts text or hex to and from Base32 without uploading anything.
Key Features
- RFC 4648 Base32 and Base32Hex
- Text and hex input
- Strict or lenient decoding
- Show the padding
- Fully local
Use Cases
- Share a key that survives case changes
- Encode a secret for DNS or labels
- Decode a token from a system
- Teach encoding basics
How to Use
- Paste the text or hex
- Choose the variant
- Convert
- Copy the result
Practical Tips
- Base32 is larger than Base64 but safer in email
- Watch the padding equals signs
- Base32Hex uses 0-9 and A-V
FAQ
- Base32 vs Base64?
- Base32 avoids ambiguous characters; Base64 is more compact.
- Why the padding?
- It aligns the last group to a multiple of 8 bits.