With Haiku Deck, you can choose the layout, insert or choose a background image, choose a background color, and insert a chart for free. For pay, you can also add a video and an audio recording.
At the bottom right is the button to add slides. On the top row, you can save as a video, go pro to create a custom brand, share the slideshow, go pro to download the slideshow, ask for help, and play the slideshow.