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Base64 Encoder / Decoder

Developer Tools

Encode text to Base64 or decode Base64 strings online. Fast, free, client-side processing.

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How to Use Base64 Encoder / Decoder

  1. Enter text – Type or paste your text or Base64 string.
  2. Encode or Decode – Click the appropriate button.
  3. Copy output – Click "Copy Output" to use your result.

Frequently Asked Questions – Base64 Encoder / Decoder

Base64 is used to encode binary data (like images) into text for safe transmission in JSON, HTML, CSS, and emails.
Base64 is encoding, not encryption. Do not use it to protect sensitive or private data.