Online XLS Converter

Select files for conversion or just drag and drop them to the upload area

Information about XLS file format

Name XLS
Full name XLS - Microsoft Excel Binary File Format
File extension .xls
MIME type application/vnd.ms-excel
Developed by Microsoft
Type of format Spreadsheet
Description Microsoft Excel up until 2007 version used a proprietary binary file format called Excel Binary File Format (.XLS) as its primary format. Excel 2007 uses Office Open XML as its primary file format, an XML-based format that followed after a previous XML-based format called "XML Spreadsheet".
Technical details OpenOffice.org has created documentation of the Excel format. Since then Microsoft made the Excel binary format specification available to freely download.
Associated programs Microsoft Office, LibreOffice, Kingsoft Office, Google Docs.
Wiki https://en.wikipedia.org/wiki/Microsoft_Excel#File_formats

FAQ

    👍 What is the best XLS converter?
    AnyConv. Our XLS converter is fast, free and does not require software installation.
    🔺 How to convert Document files to XLS?
    Choose files and upload them on the page. Select "to XLS" and click "Convert". After a few seconds, you can download XLS files.
    🔻 How do i change XLS to another format?
    Upload your XLS-file on the page. Select target format and click "Convert". XLS conversion takes a few seconds.
    📱 Can I use XLS converter on iPhone or iPad?
    Yes, you can convert XLS files from iPhone, iPad and other mobile devices, because AnyConv XLS Converter is a multi-platform web service.