Base64 Encoder/Decoder

Automatically convert text to Base64 and vice versa as you type. Works offline and keeps your data private.

Input
Output

How to Use the Base64 Encoder/Decoder

Encoding Text to Base64

  1. Type or paste your text in the Input field
  2. The Base64 encoded result will automatically appear in the Output field
  3. Click the copy button in the Output panel to copy the encoded text to your clipboard

Decoding Base64 to Text

  1. Paste your Base64 encoded string in the Input field
  2. The decoded text will automatically appear in the Output field
  3. Click the copy button in the Output panel to copy the decoded text

Additional Features

  • Clear Input: Click the trash icon in the Input panel to clear the input field
  • Clear Output: Click the trash icon in the Output panel to clear the output field
  • Auto-processing: The tool processes your input in real-time as you type
  • Privacy: All processing happens locally in your browser - no data is sent to any server

Common Use Cases

  • Encoding binary data for transmission over text-based protocols
  • Embedding images or files in HTML/CSS/JavaScript
  • Creating data URLs for inline images
  • Encoding authentication tokens or API keys
  • Converting files to Base64 for email attachments