QPW - Quattro Pro Spreadsheet
This is a file that is created by the software package Quattro Pro which is a spreadsheet program now included as part of the Corel WordPerfect Office suite. It can contain charts, calculations, equations, scripts as well as other data in a two-dimensional grid of cells. It is usually used for tasks related to business or for personal finance. These files can be exported from Quattro Pro for use with Microsoft Excel.