Base64 Encoder/Decoder

Encode text to Base64 or decode Base64 back to text. Full UTF-8 support, entirely client-side.

UTF-8

Text Input

Base64 Output

How to Use

Encode converts text to Base64; Decode converts a Base64 string back to readable text.

The tool correctly handles UTF-8 text, including emoji and non-Latin scripts.

Copy Result saves the output to your clipboard. All processing happens locally in your browser.