Irene Okpanachi is a Features writer, covering mobile and PC guides that help you understand your devices. She has five years' experience in the Tech, E-commerce, and Food niches. Particularly, the ...

In addition to opening its own native .ODF file format, OpenOffice Calc can also open worksheets from other spreadsheet software such as Excel. According to Apache, when working with an Excel sheet in ...

In the free open-source office suite Apache OpenOffice, Calc is the spreadsheet equivalent to Microsoft Excel. Calc allows you to open and edit files originally saved in other programs and formats, ...