Base64 Encoder and Decoder Online

Encode or decode text, files, and images to and from Base64 - instantly, right in your browser.

What is BASE64?

Base64 is an encoding method that converts binary data into readable text using 64 characters (A-Z, a-z, 0-9, +, /). It’s often used to safely include files or images inside text-based formats like email, JSON, or XML. This tool lets you convert between Base64 and the original data directly in your browser.

Example

Input:

keydecryptor

Output:

a2V5ZGVjcnlwdG9y

FAQ

  1. What is Base64 used for?

    It’s used to represent binary data (like files or images) in a text-safe format for transmission over systems that only support plain text.

  2. How can I encode or decode Base64?

    Simply enter text or upload a file. The tool instantly encodes or decodes the data to its Base64 or original form.

  3. Can this tool handle images?

    Yes. You can paste a Base64 image string or upload an image file to convert it either way.

    Online Base64 Encoder & Decoder | Convert Text, Files & Images