Developer Tools

Base64 Encoder / Decoder

Encode text to Base64 or decode Base64 back to text, with correct handling of Unicode characters.

How to use Base64 Encoder / Decoder

  1. Choose Encode or Decode.
  2. Paste your text or Base64 string.
  3. Click Convert and copy the result.

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Frequently asked questions

Does this handle emoji and non-English text?

Yes. The encoder converts text to UTF-8 bytes before Base64 encoding, so accented letters, emoji and non-Latin scripts round-trip correctly.