WORKLAZY TOOLS

Excel Merger

Combine XLSX, XLS, XLSB, XLSM and CSV files into one XLSX with separate formula and formatting controls for XLSX and XLS input.

Use this tool directly in your browser without installing software or signing in.

Frequently asked questions

Can XLSX formulas and formatting be preserved independently?

Yes. Formula and formatting preservation are separate XLSX switches on the current screen and require no additional files.

Can XLS formulas and formatting be preserved independently?

Yes. Formula and formatting preservation are separate switches, and either one opens the higher-fidelity conversion workspace.

Does preservation retain every XLS feature perfectly?

It prioritizes formulas and common cell formatting, but charts, external links, macros and some advanced objects can differ. Verify important output in Excel.