.WR! File

The WR! file extension is associated with the long discontinued Lotus 1-2-3 spreadsheet editing tool for MS-DOS and later also Windows operating system.

A .wr! file stores spreadsheet from one of the versions of the program.

How to open:

Use Lotus 1-2-3 to open and work with .wr! spreadsheet files.

How to convert:

It is very likely that in order to convert .wr! files, you will need the original Lotus 1-2-3.