XLS to XLSX

Effortlessly transition Microsoft Excel 97-2003 Workbook files (.XLS) to the newer XLSX format with OnlineConvert.Cloud. This converter ensures a seamless migration between different Excel formats, allowing you to take advantage of the improved compatibility, stability, and customization options offered by XLSX files. Whether you're modernizing legacy files, streamlining workflows, or collaborating with colleagues, OnlineConvert.Cloud's XLS to XLSX Converter simplifies the process and ensures consistent spreadsheet delivery across all your digital workflows.

Convert from XLS:
XLS to CSV XLS to XLSM XLS to XLSX XLS to XLS XLS to ODS
Convert to XLSX:
CSV to XLSX XLSM to XLSX XLSX to XLSX XLS to XLSX ODS to XLSX
Microsoft Excel 97-2003 Workbook (.xls)
The .XLS file extension is used for Microsoft Excel workbooks created in versions prior to Excel 2007. While .XLSX has become the default format for Excel workbooks, .XLS files are still commonly encountered, especially in older spreadsheets. OnlineConvert.Cloud's XLS converter enables you to convert between XLS and other formats such as XLSX, CSV, and more, ensuring compatibility and accessibility for users with different versions of Microsoft Excel.
Microsoft Excel Workbook (.xlsx)
The .XLSX file extension is the default format for Microsoft Excel workbooks created in versions 2007 and later. XLSX files are based on XML (Extensible Markup Language) and contain tabular data, formulas, charts, and other elements commonly used in spreadsheets. They offer improved compatibility, stability, and customization options compared to older Excel formats. OnlineConvert.Cloud's XLSX converter allows you to convert XLSX files to various formats, facilitating seamless sharing, collaboration, and distribution of spreadsheet data.
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Why Choose OnlineConvert.Cloud?

Convenience
Convenience

With OnlineConvert.Cloud, file conversion is made easy. Say goodbye to cumbersome software installations and hello to seamless online conversion.

Versatility
Versatility

Whether you're a student, professional, or hobbyist, OnlineConvert.Cloud caters to all your file conversion needs, offering a versatile solution for individuals and businesses alike.

Reliability
Reliability

Trusted by millions of users worldwide, OnlineConvert.Cloud delivers consistent, high-quality conversions, ensuring you can rely on our platform for all your conversion requirements.