Free Online Document Comparison

Compare Word, PDF, PowerPoint, Excel and more than 50 types of documents from desktop or mobile



GroupDocs.Comparison App

GroupDocs.Comparison App Supported Document Formats

Microsoft Office Formats
  • Word: DOC, DOCX, DOT, DOTX, DOCM, DOTM, RTF
  • Excel: XLS, XLSX, XLSM, XLSB, CSV, XLS2003
  • PowerPoint: PPT, PPTX, PPS, PPSX
  • Outlook: EML, EMLX, MSG, MHTML
  • OneNote: ONE
  • Visio: VSDX
Other Formats
  • OpenDocument: ODT, OTT, ODS, ODP, OTP
  • Portable: PDF
  • AutoCAD: DXF, DWG
  • Images: JPEG, BMP, PNG, GIF, DCM, DICOM
  • Web: HTM, HTML
  • Text: TXT, Other Text Formats
  • Other: DjVu

 How to compare, view & download changes of a document using GroupDocs Comparison App

  • Click inside the file drop area of source & target files to upload files or drag & drop files.
  • Click "Compare Now" button to compare/view/download changes instantly.
  • View document pages.
  • View list of changes in a panel.
  • View and navigate between pages.
  • View pages thumbnails.
  • Set page view zoom-in or zoom-out.
  • Download the output file with changes.
  • Download the output file in images format.
  • Download the source & target files without changes.

Quick and Easy Comparison

Upload your source & target documents, you will be redirected to the Comparison app with great user experience and many more features.

Compare 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.

Comparison Quality

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