Free online tool

Concatenate data online - Spreadsheets

Combines rows from multiple files into a single sheet. Process XLS, XLSX, ODS online and download the result without changing the original.

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Drop your files here or click to select them from your device Select files Accepted formats: XLS, XLSX, ODS Up to 20 files, 20 MB per file

Selected files

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How to configure the result

Each option controls a specific part of processing. Keep defaults when you do not need to control that aspect.

Specifies pages, sheets, slides, rows or columns affected by the action.
Specifies pages, sheets, slides, rows or columns affected by the action.
Specifies pages, sheets, slides, rows or columns affected by the action.
Private, temporary processingFiles are deleted automatically after 60 minutes.

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Spreadsheets

What Concatenate data does

Combines rows from multiple files into a single sheet. The tool validates the selected files and applies only the requested operation and settings. Files are processed in the displayed order to create one result or package.

Compatibility and limits

Input formats
XLS, XLSX, ODS
Results
XLSX
Number of files
Minimum 2, maximum 20
Maximum total size
24 MB
FAQ

Frequently asked questions

Yes. The selector order normally determines how files are added to the result.

Input supports XLS, XLSX, ODS and can produce XLSX. The selector rejects incompatible extensions before processing.

No. A new result is created and the uploaded file remains unchanged during temporary processing.
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