Keynote Remote lets you control a Keynote presentation on your Mac, iPad, iPhone, or iPod touch from another iPhone or iPod touch in the room. While you present, view your current slide and presenter notes in portrait, or the current slide and next slide in landscape. Swipe forward to advance
I recently gave a low-tech security and social engineering talk at my company to help raise awareness of better password practices and scenarios to be on the lookout for. The deck is 36 slides, and you can download it in PDF, .key or as images.