.EXCEL File

Microsoft Excel historically uses xls and xlsx files for saved spreadsheets. In case you are looking for information about these files, you have to check the respective file type entries or check all available file types for Microsoft Excel.

How to open:

Except for Microsoft Excel, you can open spreadsheets in several other office productivity suites.

How to convert:

Excel spreadsheets can be converted to other similar formats, for example CSV or ODS format from OpenDocument based programs.