Does it support Unicode?

Yes. Encoding uses UTF-8 via the browser TextEncoder API.

Can I decode binary files?

This tool is for text. File upload is not included.

No. Nothing leaves your browser.

Convert text to Base64 and back. All processing stays on your device.

Text

Result

Enter text, then click Encode or Decode. Results appear in the output area.

Does it support Unicode?: Yes. Encoding uses UTF-8 via the browser TextEncoder API.
Can I decode binary files?: This tool is for text. File upload is not included.
Is data stored?: No. Nothing leaves your browser.