Base64 Encoder/Decoder

🔐 Encode text to Base64 or decode Base64 to text. Complete Unicode and emoji support.

How to Use

Basic Usage

  1. Enter text to encode or Base64 string to decode
  2. Click 'Encode' or 'Decode' button to convert
  3. Copy the result from the output section
  4. Use the mode switch button to toggle between encoding and decoding

Features

  • Bidirectional Base64 encoding and decoding
  • Complete Unicode and emoji support
  • Real-time validation with error messages
  • No server upload - completely client-side processing

Use Cases

  • Email and web data transmission
  • API data encoding for secure transmission
  • Binary data embedding in text formats
  • Configuration file and token encoding
Base64 Encoder/Decoder