Merge SPREADSHEETML to DOCX Online for Free. Free Online SPREADSHEETML to DOCX Merger. Merge SPREADSHEETML to Word, Excel, PPTX, PDF, JPG, HTML, ODS, SVG, XPS and more.... Upload your files, call Workbook.Combine method for merging...aspose.cells.Workbook; Workbook workbook = new Workbook( "Input.xlsx"...