Base64 Online Encoder & Decoder
Encode text or decode Base64 strings instantly. Don't worry, everything runs in your browser and no data will ever sent to our server.
Input — plain text
encoded
Output — Base64
Input — Base64 string
decoded
Output — plain text
Invalid Base64 string — please check your input.
100% private
No data leaves your browser.
Instant results
Output updates as you type.
Unicode support
Handles UTF-8 characters correctly.