Base64 Encoder / Decoder

Encode text to Base64 or decode Base64 back to text. All processing happens in your browser.

Base64 Encode

Frequently Asked Questions

What is Base64 encoding?

Base64 encodes binary data into ASCII text using 64 printable characters. It's commonly used for embedding images in HTML/CSS or transmitting data in email.

Does it support UTF-8 characters?

Yes! The encoder fully supports Unicode and UTF-8 characters including emojis, non-Latin scripts, and special characters.

Is the encoding processed on a server?

No. All encoding and decoding happens locally in your browser. No data is sent to any server.