Base64 Encoder / Decoder

Encode plain text to Base64 or decode Base64 strings back to text. Supports full Unicode. Converts in real-time — nothing is sent to any server.

Plain text
Base64

How to use

  1. 1Select Encode to convert text → Base64, or Decode for Base64 → text.
  2. 2Type or paste your input in the left box.
  3. 3The result appears instantly in the right box.
  4. 4Use the swap button to reverse the direction with the current output.

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