Base64 Encode/Decode
Encode text to Base64 or decode Base64 to text. Supports UTF-8. 100% client-side, no data stored.
100% private
Plain text
Base64 output
Auto-playing walkthrough — paste input, click encode, see the result
Result appears here after processing…How to use Base64 Encode/Decode
- Select Encode or Decode mode.
- Paste your text or Base64 string.
- Copy the result instantly.
Frequently Asked Questions
- Does it support Unicode/UTF-8?
- Yes. Text is properly encoded and decoded using UTF-8, so emoji and non-Latin characters work correctly.