How to use this tool
- Choose local files or enter the input shown in the example.
- Adjust the options and run the tool.
- Inspect the full result, then copy or download it.
Try this example
Accuracy and scope
Local processing, up to 30 MB total. Spreadsheet operations inspect values and stored formulas without evaluating them. Verify the result before replacing original files.
Is my data uploaded?
This tool runs locally in your browser. Input and output are not sent to a processing server. Copy or download your result before leaving the page.