How to use
- Use the input controls to provide the content or file.
- Adjust options if available, then run the tool.
- Review the result and copy or download it.
Password & Security
Base64 File Encoder
Encode or decode a local file or Base64 text with strict size limits; contents are not uploaded.
Features
- Local browser processing
- No account required
- Works on mobile and desktop
Frequently asked questions
Is my data uploaded?
For browser-processed tools, your data stays in this browser. The Public IP Checker is the exception and clearly discloses its provider.
