Optimize books made with iBooks Author for iPad with or without Retina display

Learn about optimizing the media content of your iBooks Author books for iPad models with or without a Retina display.

Feature	iPad with Retina display	iPad without Retina display
Interactive Image widgets	Use images that are 4096 pixels wide	Use images that are no more than 2048 pixels wide
All other images	Use images that are 2048 pixels wide	Use images that are no more than 1024 pixels wide
Keynote Widget	Set slide size to 2048 by 1536 in your Keynote presentation	Use the default slide size of 1024 by 768 in your Keynote presentation
3D Models	Use up to 50,000 moderately textured polygons	Use up to 20,000 moderately textured polygons

Last Modified: Sep 5, 2013

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