Merge Excel Sheets
Append rows from selected sheets with matching column headers.
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Working with many files? Open batch processing for supported operations. Batch uses its own basic options.
How to use Merge Excel Sheets
- Choose a supported file from your device. For spreadsheets, load the data and choose the worksheet.
- Choose the available processing and output options.
- Run the tool, review the result, and use the copy or download option provided.
What to expect
Excel input supports XLSX. Formula cells use their saved values; the tool does not recalculate formulas. Exports contain values, not the original formatting. CSV and JSON imports preserve text where possible.
Local processing
Your files and inputs are processed in your browser and are not uploaded. Download or copy results before leaving. Normal site and library requests still reach the hosting service.
Frequently asked questions
What does Merge Excel Sheets do?
Append rows from selected sheets with matching column headers. Excel input supports XLSX. Formula cells use their saved values; the tool does not recalculate formulas. Exports contain values, not the original formatting. CSV and JSON imports preserve text where possible.
Are my files or input sent to a server?
Your files are processed locally in your browser and are not uploaded. Text inputs and passwords also stay in the tool on your device. The hosting service still receives normal requests needed to serve the website.
Can I recover a result after closing the page?
Download or copy your result before closing or reloading. Optional local history stores tool names and activity counts, not your inputs, passwords, filenames, or results.