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Base64 Encoder/Decoder

Encode plain text to Base64 or decode Base64 to plain text

Output will appear here...

Quick Tips:

  • You can also drag and drop text files directly into the input field
  • Use Swap to quickly reverse the encoding direction
  • All processing happens locally in your browser - your data never leaves your device
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About the Base64 Encoder/Decoder

The Base64 Encoder/Decoder is a simple, secure online tool that allows you to easily convert plain text into Base64 encoded strings, or decode Base64 back into readable text. Base64 is commonly used for transmitting data in formats that only support text, such as embedding images in CSS or HTML, or sending email attachments.

How to Encode/Decode Base64

  1. Select your desired mode: Encode or Decode.
  2. Paste your input text or Base64 string into the input area.
  3. The conversion happens automatically in real-time as you type.
  4. Click the "Copy" button to save the result to your clipboard.

Is it safe to decode Base64 online?

Yes! This tool runs entirely in your web browser using JavaScript. When you encode or decode data, it never leaves your computer. We do not store, track, or send your data to any servers, ensuring that your sensitive information remains private.