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Base64 Encoder / Decoder

Encode text or files to Base64 and decode Base64 strings back to plain text. Instant, private.

All processing happens in your browser. Your data never leaves your device.

How to Use Base64 Encoder / Decoder

  1. 1Paste or type your input in the left panel.
  2. 2Click Process or use the keyboard shortcut ⌘↵.
  3. 3View the result in the output panel. Use Copy to copy to clipboard or Download to save as a file.

This tool processes data locally in your browser. Nothing is sent to external servers.

Examples

Example input
# Example for Base64 Encoder / Decoder
# Paste your content in the input panel above to get started.

Frequently Asked Questions

What is Base64?

Base64 is an encoding scheme that converts binary data to ASCII characters, making it safe for text-based transmission.

When should I use Base64?

Base64 is commonly used for embedding images in HTML/CSS, encoding binary data in JSON, and encoding API credentials.

Is my data private?

Yes. Encoding and decoding happen entirely in your browser.

Does it support URL-safe Base64?

Yes, the tool supports standard and URL-safe Base64 encoding.

Can I encode files?

Text encoding is supported. Image and file encoding is coming soon.

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