Base64 Encode / Decode

Encode text to Base64 or decode Base64 back to text. Useful for data URLs, tokens and debugging.

How to use the Base64 Encode / Decode

Paste text or Base64.
Click Encode or Decode.
Copy the output.

100% free, no sign-up, and it all runs in your browser — your data never leaves your device.

FAQ

What is Base64 used for?

Encoding binary or text data into ASCII for safe transport in URLs, emails, and data URIs.

Add this tool to your website — free

Paste this where you want the tool to appear. It links back to ToolKraken.

Option 1 — iframe

<iframe src="https://www.toolkraken.com/embed/base64-encode-decode" width="100%" height="520" style="border:1px solid #e5e7eb;border-radius:12px" loading="lazy" title="Base64 Encode / Decode"></iframe>

Option 2 — script

<script src="https://www.toolkraken.com/embed.js" data-tool="base64-encode-decode"></script>

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