WK1 File
Did your computer fail to open a WK1 file? We explain what they are used for and recommend software that we know can open or otherwise handle your .WK1 files.
What is a WK1 file?
A .WK1 file is a Lotus 123/Symphony Worksheet file. Through our analysis of WK1 files, we know that one use of the format is Lotus 123/Symphony Worksheet . We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.
We have not yet verified any programs for Windows that work with this specific file format. If you know one, please use the 'Suggest a program' link below. Thanks!
Suggest another file format using extension WK1
While we know of one file format using the .WK1 file extension, there may be more. It is widespread that different programs use files with the same file extension for very different types of data. Please let us know if you are aware of a different kind of .WK1 file.
Various WK1 file openers, viewers, etc.
These apps are known to open certain types of WK1 files. Remember, different programs may use WK1 files for different purposes, so you may need to try out a few of them to be able to open your specific file.
 | OpenOffice.org Calc | User submitted |
 | LibreOffice | User submitted |
 | LibreOffice Calc | User submitted |
 | StarOffice Calc | User submitted |
 | Microsoft Office | User submitted |
 | Microsoft Excel | User submitted |
 | OpenOffice.org Base | User submitted |
 | Stuffit Expander | User submitted |
 | OOo4Kids Calc | User submitted |
| Complete OFFICE Numerate | User submitted |
Not sure exactly what type of file you are trying to open? Try our new File Analyzer. It is a free tool that can identify more than 11,000 different kinds of files - most likely yours too! It will help you find software that can handle your specific type of file. Download File Analyzer here.