Merge Excel Files and Keep Sheets

Combine Excel files into one workbook while keeping source worksheets separate. Learn the workflow, compatibility limits, and output checks.

How to use this tool

1. Select the supported file or files.
2. Review the available options.
3. Run the tool and download the result.
4. Open the output and verify important data.

What this tool does

Copy source worksheets into one output workbook where supported by the browser spreadsheet library.

Important output limits

Verify formulas, formatting, charts, macros, and workbook-level features after download.

Frequently asked questions

Are files uploaded to an application server?

Spreadsheet contents are processed in the current browser tab.

What should I check after download?

Verify formulas, formatting, charts, macros, and workbook-level features after download.

Can I use this on a phone?

The interface works in modern mobile browsers, but large files may exceed device memory.

Should I keep the original file?

Yes. Keep a backup and verify generated output before relying on it.