Base64 Encoder / Decoder

Encode text to Base64 or decode Base64 strings instantly. Supports Unicode characters.

Text to Encode

Enter text to convert to Base64

Base64 Output

Result

How Base64 Encoding Works

Base64 encoding converts binary data into a text format using 64 ASCII characters (A-Z, a-z, 0-9, +, /). Each Base64 character represents 6 bits of data.

Our tool automatically handles:

  • Unicode character encoding
  • Proper padding with '=' characters
  • Error detection and reporting

Frequently Asked Questions