XLS file extension

How to Open .XLS files

Windows

MS Excel

Mac OS

MS Excel

Additional extension information

File type:	Data
Popularity:	Widespread
Author:	Microsoft
MIME type:	application/msexcel application/x-msexcel application/vnd.ms-excel application/x-ms-excel application/x-excel application/x-dos_ms_excel application/xls application/x-xls zz-application/zz-winassoc-xls

The .XLS file format is the primary extension used by Microsoft's spreadsheet application Excel.

Excel is the world's most popular spreadsheet program and belongs to the Microsoft Office suite. Excel can be purchased for both Microsoft Windows and Apple Macintosh operating systems. Excel allows the user to create spreadsheets and graphs.