However, only new MS Office supports Open Office documents.Ĭalc is the name given to the spreadsheet application in Open Office, and Excel is the name given to the MS Office spreadsheet. Open Office offers support for all MS Office document formats.

But today, MS Office uses a ribbon-like interface. Older MS Office versions, like Office 2003, had a menu-based system which was similar to Open Office. When talking of the Graphical User Interfaces, they are different in MS Office and Open Office. As such, the public cannot make changes or customize it. On the contrary, MS Office is not an open source and is proprietary software. Open Office is an open source which means that the source code is public, and it can be changed and customized by the public. Unlike Open Office, MS Office is not free. On the other hand, MS Office has many versions, such as, Professional, Home and Student. Open Office comes only in a single version which is free to download. When looking at popularity, MS Office is used more often than Open Office. Though both of the software offers the same functionality to the users, they have many differences between them.

MS Office and Open Office are popular software that users prefer.

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