A-PDF Slide Powerpoint is powerful and lightning-fast ppt to flash converting software for users to show two PowerPoint slides at same time online. With A-PDF Slide Powerpoint can present two consecutive PPT slides side-by-side in animated flash eBooks. Then you can view two slides at once to compare and contrast the slides more easily and clearly. Benefits 1. Compare 2 slides side by side: comparing data slides side by side allows audience to realize full impact. 2. Give presentations a fresh new look: Impress your audience with this cool effect without changing how you create your slides. 3. Boost audience retention: Slide content is displayed longer and put into context with previous and next slides.