Base32 Encoder / Decoder

Encode and decode Base32 online for free. Base32 uses a 32-character alphabet (A-Z, 2-7) and is used in TOTP/MFA secrets and file systems. Browser-based.

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Base64 Encoder / Decoder

Encode and decode Base64 strings instantly in your browser

Base58 Encoder / Decoder

Encode and decode Base58 strings

URL Encoder / Decoder

Encode and decode URL percent-encoding instantly online

Frequently Asked Questions

What is Base32 used for?

Base32 is used in TOTP (Time-based One-Time Passwords) for MFA/2FA secrets, Tor .onion addresses, and file systems that are case-insensitive.