#157 · Table Analysis & Summaries Tool

Spreadsheet Min Max Report

Scan numeric spreadsheet columns, calculate minimum and maximum values with counts, and export a compact summary report. Your data stays on this device while the page is open.

Office File Tool

Local browser processing
row
rows
Ad space

How to use this office tool

  1. Select a supported spreadsheet file.
  2. Choose the worksheet and review the available options.
  3. Create the result, inspect the limited preview, then download the new file.

What this tool does

Spreadsheet Min Max Report performs a focused office-file task in the browser and produces a separate result you can review before use.

Processing path: parse locally → spreadsheet min max report → generate a new downloadable file.

Keep the original file and verify a few representative rows in the download, especially when formulas or advanced workbook features are involved.

Supported formats

XLSX, XLS, CSV, and TSV inputs are accepted where the operation is meaningful. Workbook parsing uses SheetJS CE and previews are deliberately bounded.

FormatSupport
XLSX / XLSCell data and formulas; advanced Excel objects may not survive export
CSV / TSVDelimited text with browser-decoding limits

Tips for better results

  • Use a clear header row and stable key column.
  • Store identifiers as text when leading zeros matter.
  • Test the output with a copy before adding it to a production workflow.

FAQ

Does Spreadsheet Min Max Report upload my workbook?

No. The selected file is read and processed locally by JavaScript in your browser.

Will formulas, charts, and macros be preserved?

The tool focuses on cell data and formulas supported by SheetJS. Advanced Excel features such as macros, charts, slicers, and Power Query may not be preserved.

How should I handle leading zeros and long IDs?

Store identifiers as text in the source workbook. Numeric cells may already have lost leading zeros before the file reaches this tool.

Can I use a large workbook?

Moderate workbooks are supported, but browser memory is limited. Split very large files and verify the downloaded result before relying on it.

Does the download overwrite my original file?

No. The tool creates a new Blob and downloads a separate result file; your original file remains unchanged.

Processing summary

StepPurpose
InputRead locally
OutputSpreadsheet Min Max Report

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