Developer
Base64 Encoder / Decoder
Encode text to Base64 or decode it back, with full UTF-8 support (emoji and accents included). A fast, private Base64 encoder/decoder that works entirely in your browser.
100% free · runs in your browser · nothing is uploaded.
Why use this tool
- 100% free, forever
- No sign-up or login
- Runs entirely in your browser
- Your files never leave your device
- Unlimited use, no watermarks
- Works on desktop and mobile
How to use Base64 Encoder / Decoder
- 1
Choose Encode or Decode.
- 2
Paste your text or Base64 string.
- 3
Copy the result.
Encode text to Base64 or decode it back. Handles emoji and accented characters correctly (UTF-8 safe), all in your browser.
Frequently asked questions
Yes — it correctly handles emoji and accented characters in both directions.