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Convert Excel to XLS

Counter XLSX → XLS
Drop your files here .xlsx .xlsm

    Not every program opens an Excel file, and it is heavier than simple data exchange needs. XLS is needed for old Excel versions and for accounting and ERP systems that require it.

    • Free
    • No sign-up
    • Batch conversion

    Why convert Excel to XLS?

    To convert Excel (XLSX) files to XLS, drop them on the counter above.

    Most files convert in seconds: no queue, no email address, and the XLS result saves straight to your computer or phone.

    How to convert Excel to XLS

    1. Add your Excel files

      Drag your Excel (XLSX) files onto the counter or pick them with Choose files. You can add several at once.

    2. Conversion starts by itself

      Each file is converted to XLS and its row is stamped CONVERTED.

    3. Download your XLS file

      Get the file with Download. With several files you can download them all as one ZIP.

    Excel vs XLS

    PropertyXLSXXLS
    Full nameMicrosoft Excel (Office Open XML)Microsoft Excel 97-2003
    TypeSpreadsheetSpreadsheet
    Multiple sheetsYesYes
    Created byMicrosoft (ISO/IEC 29500)Microsoft
    Year20071997
    Extensions.xlsx .xlsm.xls
    MIMEapplication/vnd.openxmlformats-officedocument.spreadsheetml.sheetapplication/vnd.ms-excel

    About the formats

    XLSX

    Microsoft Excel (Office Open XML)

    XLSX is the spreadsheet format Microsoft Excel has used since 2007. It can hold several sheets, formulas, formatting and charts.

    All Excel conversions

    XLS

    Microsoft Excel 97-2003

    XLS is the binary spreadsheet format of Excel 97-2003. Older accounting software and enterprise systems still produce or require it.

    All XLS conversions

    Frequently asked questions

    Is converting Excel to XLS free?

    Yes, completely free. No account, no daily limit, no watermark and no queue.

    Does it work on a phone?

    Yes. It works on iPhone, iPad and Android, with no app to install.

    Is there a file size limit?

    There is no size limit set by us. Files of hundreds of MB convert too; very large files take longer and are handled more comfortably on a computer than on a phone.

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