.WB1 File

The wb1 file extension is associated with Quattro Pro, a spreadsheet program developed by Borland and later sold by Corel, most often as part of Corel's WordPerfect Office.

The wb1 files contains spreadsheet created in Corel Quattro Pro.

MIME types:
application/x-qpro

A wb1 file extension is related to Corel Quattro Pro spreadsheet editor. A wb1 file stores spreadsheet.

How to open:

Use Corel Quattro Pro to open wb1 spreadsheet files.

How to convert:

Some spreadsheet editors still support the old WB1 format and can import data from them. These can then be saved to something more common nowadays, like the XLS.