Convert WK4 to OTS
Convert WK4 spreadsheet documents to OTS format online and free.
Click the Choose File button to select the WK4 file.
Check the file preview quickly and use WK4 to OTS tools if you need to change the conversion settings.
Let the file convert, then you can download your OTS file right afterward.
To change WK4 format to OTS, upload your WK4 file to proceed to the preview page. Use any available tools if you want to edit and manipulate your WK4 file. Click on the convert button and wait for the convert to complete. Download the converted OTS file afterward.