OpenOffice.org is usable completely free of charge. The cost is zero as long as you have the internet, but that is nothing in comparison with what Microsoft wants for its products. All updates and new versions of OpenOffice.org are also free of charge. You don’t pay to upgrade, just download them free. New releases of OpenOffice.org appear once in several months, while Microsoft’s updates are issued once in two or three years.
Note that you have to include the '.org' in the name OpenOffice.org because OpenOffice is a trademark to someone else.
OpenOffice.org is open source software, both free as in free beer but free as in you can do what you want with it. That also means that lots of folks around the world are constantly improving the software. Releases then happen when the several of improvements is done, not when the marketers decide that the'll make the most money.
OpenOffice.org runs on both Windows and Linux and Mac OS. Download the right version and enjoy the same great functionality on any platform or operating system you like to use most. OOo always saves in the same, portable format that is open and free.
OpenOffice.org has a simple, user-friendly and fast menu interface with a high performance. You don't have to hunt around for the features you want - they are in the most logical location. You shouldn't have to wait several seconds to open multipage document or large size file also. OpenOffice.org also consumes less PC resources, allowing its applications run faster and more effectively.
OpenOffice.org Calc (the alternative to Microsoft Excel) is faster, simpler to use and less demanding in terms of memory and disk space. It excels in its calculation functions, and in its flexibility in fine-tuning of diagrams is also great. Calc also has plenty of very useful and convenient filtering features like Excel, which makes it a good and balanced choice for anyone who wants to use a reliable and flexible spreadsheet.