Open PowerPoint files for free! ★★★★★ "Free, clean and fast. The only viewer that actually worked" by Bruno from United States This app was designed for speed and simplicity. It will open presentation files in no time, and let you print, share, and present them. There are no in-app purchases or functionality locks. The app is made to be small and nimble so that it doesn’t take a lot of your memory or hard drive space on your system. So get Crafty and download the friendliest presentation opener.