Apple's iWork is an office productivity suite that includes the Pages, Numbers, and Keynote (respectively) word processor, spreadsheet, and presentation tool.
iWork is fairly complete and does a great job on the usual tasks related to creating presentation, worksheets and documents. Its major drawback is the lack of interoperability in non-Apple systems. For Apple users (iPhone, iPad and Mac) it is the recommended solution for the …
iWork is suited for those in the Apple ecosystem. It is specially recommended for those who are already familiar with Apple apps. If cross-platform interoperability is needed, I use iWork + Google products. Usually I build the docs in iWork and present using Google products on the PC, when no Mac or iPad is available.
iWork is fairly complete and does a great job on the usual tasks related to creating presentation, worksheets and documents. Its major drawback is the lack of interoperability in non-Apple systems. For Apple users (iPhone, iPad and Mac) it is the recommended solution for the tasks above. Apple has been improving the product over the years and should continue to do so.