Free Online XLSX Document Signature

Sign XLSX documents

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XLSXMicrosoft 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 sign a XLSX document using GroupDocs.Signature App

  • For signing your XLSX document first select sign type (digital, text, barcode, image, stamp, qr code).
  • Enter signature value or select image signature if sign type is Image or Digital.
  • Select your XLSX document for signing.
  • Select signature location and size and click Sign Now button.
  • Once your XLSX document is signed click on Download Now button.
  • You may also send the download link to any email address by clicking on Email button.
Fast and easy

Fast and Easy Signature

Upload your document, select signature type and click on “Sign” button. You will get the download link as soon as the file is signed

Anywhere

Sign 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

Quality

Signature Quality

Powered by GroupDocs.Signature. All files are processed using GroupDocs APIs

Other Signature file formats

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