We have found one software suitable in our database for this conversion.
xls to qpw conversion represents export of data between Microsoft Excel and Corel Quattro Pro spreadsheets, which is certainly doable with Corel software. Excel does not support QPW format, so it's not really that you have alternative her, the only way to get .qpw files is use Quattro Pro.
Updated: October 17, 2023
XLS
Files with xls extension are best known as spreadsheets from Microsoft Excel. A spreadsheet is basically a grid of cells sorted in rows and columns. Each cell can contain text, numeric or formula data. Excel XLS spreadsheets can be opened in most other similar programs, such as OpenOffice.org Calc.
QPW
Files with qpw file extension can be most often found as spreadsheets made and saved using Quattro Pro spreadsheet editor developed by Corel.