Split an Excel workbook into individual Excel files, one file for each worksheet. Fast, private, and processed entirely in your browser.
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The Split Excel by Sheet tool creates one new Excel file for every worksheet in a workbook.
Upload a .xlsx or .xls file, choose a naming pattern, and export each sheet as its own
workbook without sending anything to a server.
The tool reads the workbook in your browser, loops through every worksheet, and generates a new workbook
containing only that sheet. Each output file is written as .xlsx, even when the source workbook is
an older .xls file.
Example: if a workbook contains Sales, Inventory, and Summary sheets,
the tool creates Workbook_Sales.xlsx, Workbook_Inventory.xlsx, and
Workbook_Summary.xlsx when the original-name pattern is selected.
Before you split the workbook, the preview lists each worksheet with its row and column counts. This makes it easy to see which sheets contain data and which sheets are empty before you generate files.
Sales.xlsx.Workbook_Sales.xlsx.When preservation is enabled, the tool copies worksheet formatting where possible, including cell styles, column widths, row heights, and merged cells. This helps the split files stay as close as possible to the original workbook layout.
Empty worksheets are included by default. If you clear the checkbox, the tool skips any worksheet that has no data cells so you only export populated sheets.
All processing happens locally in your browser. Your workbook is never uploaded or stored on any server.