Free Base64 Encoder and Decoder Online
Encode or decode UTF-8 text with Base64. Processing is local in your browser; Base64 is encoding, not encryption.
All processing happens locally in your browser.
Base64 is encoding, not encryption.
Private: your files are processed in your browser and are never uploaded to our server.
How to use
- Enter text and choose Encode or Decode.
- Copy the result or download it as a text file.
Base64 Encoder & Decoder
Encode or decode UTF-8 text with Base64. Processing is local in your browser; Base64 is encoding, not encryption.
This tool runs in your browser and does not upload your input to SindhTools. Review output before using it.
Frequently asked questions
Is Base64 encryption?
No. Base64 is a reversible encoding format, not encryption.
Is my text uploaded?
No. The operation runs in your browser.