Base64 Encode/Decode

Encode or decode text using Base64 encoding

Quickly encode text or data to Base64 format for secure transmission, or decode Base64 strings back to readable text. Perfect for encoding API credentials, email attachments, or embedding images in HTML/CSS. Works entirely in your browser—your data never leaves your device.

How to Use

  1. 1 To encode: Paste your plain text in the input field and click 'Encode'
  2. 2 To decode: Paste your Base64-encoded string and click 'Decode'
  3. 3 The result appears instantly in the output field
  4. 4 Copy the result for use in your code, emails, or data transfers