Free Online XLS to XLSM Converter

Convert XLS to XLSM online from any device, with a modern browser like Chrome, Firefox.

Aspose.Cells Conversion

  • Supported Documents: XLS
  • Save as: PDF, XLS, XLSX, XLSM, XLSB, CSV, JPG, HTML, ODS, BMP, PNG, SVG, TIFF, XPS

XLSMicrosoft 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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XLSMMicrosoft Excel Macro-Enabled Spreadsheet

Files with XLSM extension is a type of Spreasheet files that support Macros. From application point of view, a Macro is set of instructions that are used for automating processes. A macro is used to record the steps that are performed repeatedly and facilitates performing the actions by running the macro again. Macros are programmed with Microsoft's Visual Basic for Applications (VBA) from within the Excel Workbook using the Visual Basic Editor and can be run/debug directly from there.

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How to convert a file using Aspose.Cells Conversion App

  • Click inside the file drop area to upload a XLS file or drag & drop a XLS file.
  • Your XLS file will be uploaded and will be converted to required XLSM format.
  • Download link of XLSM file will be available instantly after conversion.
  • You can also send a link to the XLSM file to your email address.
  • Note that file will be deleted from our servers after 24 hours and download links will stop working after this time period.

Fast and Easy Conversion

Upload your document, choose the save format type and click on “Convert” button. You will get the download link as soon as the file is converted.

Convert from Anywhere

It works from all platforms including Windows, Mac, Android and iOS. All files are processed on our servers. No plugin or software installation required for you.

Conversion Quality

Powered by Aspose.Cells. All files are processed using Aspose APIs, which are being used by many Fortune 100 companies across 114 countries.

Other Supported Conversions

You can also convert XLS into many other file formats. Please see the complete list below.