Base64 Encode & Decode

Encode and decode text with Base64 online. Free Base64 encoder and decoder tool.

Enter a plain text string (Unicode supported)

Enter a Base64 encoded string

Base64 options

Use Base64URL output and accept Base64URL input Remove = padding when encoding Ignore line breaks and spaces when decoding

Tool Introduction

The Base64 Encode & Decode tool converts text to Base64 and back in both directions. Base64 is the standard encoding used to safely transfer binary data inside text protocols such as email, JSON, and URLs. Paste your text, click Encode or Decode, and copy the result instantly.