Utilz
한국어

Base64 Encoder / Decoder

Encode and decode Base64 strings with UTF-8 support

How to Use

  1. Enter or paste your text into the input area
  2. Click Encode to convert to Base64 or Decode to convert from Base64
  3. Copy the result to your clipboard

FAQ

What is Base64 encoding?

Base64 encoding converts binary data into ASCII text using 64 characters (A-Z, a-z, 0-9, +, /). It is commonly used to embed data in URLs, emails, and JSON.

Does this tool support Unicode and non-English text?

Yes, this tool uses TextEncoder/TextDecoder to properly handle UTF-8 text, including Chinese, Japanese, Korean, emoji, and other non-ASCII characters.

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