Base64 Encoder & Decoder Online

Encode plain text to Base64 format or decode Base64 strings back to readable text. Supports UTF-8 characters and large inputs.

About Base64 Encode/Decode

Encode plain text to Base64 format or decode Base64 strings back to readable text. Supports UTF-8 characters and large inputs. This tool runs entirely in your browser - no data is sent to any server. Your text stays private and secure.

How to Use

  1. Enter or paste your text in the input area above
  2. Adjust any options if available
  3. Click "Process" or "Generate" to see results
  4. Use the "Copy" button to copy results to your clipboard

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