Base32 & Base58 Encoder/Decoder – Encode & Decode Text Free

Encode any text to Base32 or Base58, or decode Base32/Base58 back to plain text — instantly in your browser. No data is sent to any server.

Base32

Uses 32 characters (A-Z, 2-7). Case-insensitive. Common in 2FA apps and TOTP tokens.

Base58

Uses 58 characters (no 0, O, I, l). Used in Bitcoin addresses and IPFS hashes.

Base64

Uses 64 characters (A-Z, a-z, 0-9, +, /). Common for encoding binary data in text.

Hex

Uses 16 characters (0-9, A-F). Common for representing binary data and color codes.

What is this tool?

A free Base32 and Base58 Encoder/Decoder converts text between plain ASCII and the Base32 or Base58 encoding schemes used in software development, cryptocurrency, and data transmission. Base32 encodes binary data using only uppercase letters and digits 2–7, making it safe for case-insensitive systems. Base58 removes visually ambiguous characters (0, O, I, l) and is widely used in Bitcoin and blockchain address generation. All encoding is client-side.

How to use this tool?

1. Select the encoding scheme: Base32 or Base58 2. Choose the mode: Encode (text → encoded) or Decode (encoded → text) 3. Paste or type your input in the text field 4. The output appears instantly as you type 5. Click "Copy" to copy the encoded or decoded result 6. Use the output in your application, blockchain tool, or data pipeline

Frequently Asked Questions

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