Free online XLS to XLSX merger

Merge/Combine XLS to XLSX online from any device, with a modern browser like Chrome, Opera and Firefox.

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Aspose.Cells for .NET Aspose.Cells Excel Merger

 

Aspose Excel merger is a free web app to combine multiple Excel files: combine to PDF, DOCX, PPTX, XLS, XLSX, XLSM, XLSB, ODS, CSV, TSV, HTML, JPG, BMP, PNG, EMF, WMF, SVG, TIFF, XPS, MHTML and Markdown. Merge Excel online from Mac OS, Linux, Android, iOs, and anywhere.

Aspose.Cells
  • Merge XLS
  • Save to desired format: PDF, XLS, XLSX, DOCX, PPTX, XLSM, XLSB, ODS, CSV, TSV, HTML, JPG, BMP, PNG, EMF, WMF, SVG, TIFF, XPS, MHTML, MD
  • Quick way to merge multiple Excel spreadsheet files
  • Combine different file formats into one
  • Easily save document as pdf, images or html
  • Merge OpenDocument Spreadsheet files
  • Choose the order of merged files
  • Merge Excel files into multiple sheets or single sheet

XLS Microsoft Excel Binary File Format

Files with XLS extension represent Excel Binary File Format. Such files can be created by Microsoft Excel as well as other similar spreadsheet programs such as OpenOffice Calc or Apple Numbers. File saved by Excel are known as Workbook where each workbook can have one or more worksheets. Data is stored and displayed to users in table format in worksheet and can span numeric values, text data, formulas, external data connections, images and charts.

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XLSX Microsoft Excel Open XML Spreadsheet

XLSX is well-known format for Microsoft Excel documents that was introduced by Microsoft with the release of Microsoft Office 2007. Based on structure organized according to the Open Packaging Conventions as outlined in Part 2 of the OOXML standard ECMA-376, the new format is a zip package that contains a number of XML files. The underlying structure and files can be examined by simply unzipping the .xlsx file.

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How to merge XLS to XLSX

  • Click inside the file drop area to upload first XLS file or drag & drop one XLS file.
  • Likewise, upload second XLS file or drag & drop it.
  • Check 'Merge into one sheet' option if merging XLS files into one sheet.
  • Click the 'MERGE NOW' button to start merging files.
  • Instantly download, view or send merged file as an email.
  • Note that file will be deleted from our servers after 24 hours and download links will stop working after this time period.

Other Supported Mergers

You can also merge other file formats. Please see the list below.