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OTYOnlineToolYard

Base64 Encoder & Decoder

Encode or decode Base64 strings instantly — client-side, no data sent to any server.

or drop / paste a file here
Example

Input (plain text): Hello, World!

Output (Base64): SGVsbG8sIFdvcmxkIQ==

How to Use

  1. Choose Encode to convert plain text → Base64, or Decode to reverse it.
  2. Paste your text into the input area, or drag-and-drop a .txt file.
  3. The result appears instantly below. Click Copy to copy it to your clipboard.
  4. Use Clear to reset both fields and start again.

Frequently Asked Questions

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