Base64 Encode / Decode

Convert text to and from Base64 easily and securely in your browser.

Base64 Encode / Decode

⚠️ Invalid Base64 input. Please try again.

What is Base64 Encode / Decode?

Base64 Encode / Decode is a free online tool that allows you to convert any text into Base64 format or decode Base64 back to its original content in real-time. This tool is perfect for developers, webmasters, or anyone working with encoded content, data URIs, or embedded resources.

Base64 is a widely used encoding method that represents binary data in an ASCII string format. It’s commonly used in web development for embedding images, fonts, or files in HTML, CSS, and JavaScript, as well as in APIs and email attachments. This tool helps you easily convert your data to Base64 without installing anything.

You can use this tool to encode a message for safe transport or decode received Base64 content to understand what it contains. It works entirely in your browser – no server processing, no data storage – making it a safe and fast solution for sensitive conversions.

If you’re debugging REST APIs, working on web authentication, creating QR codes, or handling encrypted keys and binary files, this tool will help you streamline your workflow. You can also copy the output with a single click or download it as a .txt file for later use.

 

How to use the Base64 Tool?

Using our Base64 tool is simple:

  1. Paste your input text or Base64 code into the textarea above.
  2. Click Encode to get the Base64 version, or Decode to get the original text.
  3. Use the Copy or Download buttons to save the output.

Whether you’re learning about Base64 or need a quick conversion during development, this tool is designed to save you time and avoid mistakes.