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XLS to XLSX Converter

Welcome to the most advanced free online xls to xlsx converter

Convert XLS to XLSX online in seconds with jedok - free, secure XLS converter. Upload a .xls file and save as TO without installing any software.

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    XLS

    XLSX

    How to convert XLS to TO to XLSX

    STEP 1

    Upload xls-file(s)

    Select files from Computer, or by dragging it on the page.

    STEP 2

    Choose "to xlsx"

    Choose xlsx or any other format you need as a result (many formats supported)

    STEP 3

    Download your xlsx

    Let the file convert and you can download your xlsx file right afterwards

    Supported Conversions

    # Convert from XLS Rating
    # Convert to XLS Rating
    View All XLS Supported Conversions