Base64 Encoder/Decoder

Encode and decode text to/from Base64 format

Encode to Base64

Enter text to convert to Base64

How to Use Base64 Encoder/Decoder

Encode and decode text using Base64 encoding

1

Select Mode

Choose between 'Encode' (text to Base64) or 'Decode' (Base64 to text).

2

Enter Input

Type or paste your text (for encoding) or Base64 string (for decoding).

3

Convert

Click the 'Encode' or 'Decode' button to convert your input.

4

Copy Result

Click the copy button to copy the result to your clipboard.

Tips & Best Practices

  • Base64 encoding is commonly used for encoding binary data in text format.
  • Useful for embedding images in HTML/CSS, encoding email attachments, and API data transfer.
  • Base64 strings are about 33% larger than the original text.
  • The 'Swap' button quickly switches between encode and decode modes.
  • Base64 encoding is not encryption - it's encoding and can be easily decoded.