What is the Apple equivalent to Power Point on Excel?

Your Mac comes with Numbers, a spreadsheet app, that is similar to Excel. Your Mac also comes with Keynote, a presentation app similar to PowerPoint. Numbers can import and export Excel documents, and Keynote can import and export PowerPoint documents.

Apache Open Office and Libre' Office will open MS Office files, it will also let you create them with significant flexibility not offered in other products. Both are free and may be used commercially.