If you test your Pressbooks output of Kindle files on your iPad/iPhone, it will look bad. Note about Testing Kindle Files on iPad/iPhone How to use it: go to: and upload your file.

EPUB check errors can be obscure, but if something is wrong there, chances are you’ll have problems getting your EPUB into retailers. Our last stop is usually EPUB Validator, which is an online tool from IDPF that will “validate” your EPUB - to make sure that the file conforms to the EPUB specifications. How to use it: download Dropbox on your computer and all your devices, and make an “EPUB Testing” folder, where you can drop your files. Choose Kobo.ĭropbox is a great tool to let you access files from multiple devices - drop your EPUB file into a folder in dropbox, then you can access it from your iPad, iPhone, Android tablet or phone, and - I presume - your Windows device (haven’t heard of anyone testing on those yet!) Your device will ask you what program you’d like to open it in. How to use it: If you have Kobo installed on your iPhone/iPad, then easiest way to check your EPUB is to email the file to yourself, and then click on the file from your iOS device. Kobo is another common ebook reader, and it’s worth checking out how things look on it. How to use it: The easiest way to check your EPUB is to email the file to yourself, and then click on the file from your iOS device.

IBooks is Apple’s built-in ebook reading app. How to use it: Open Kindle Previewer, then File–>Open–>select your EPUB. Kindle Previewer converts your EPUB to Amazon format, and it also shows you what your files will look like on the SIX (!!) different Kindle platforms (Kindle Fire, Kindle Touch, Kindle DX, Kindle iPad, Kindle iPhone, Kindle). How to use it: Browse for your file on your desktop, and select “Open With” –> ADE. Adobe’s rendering engine powers Kobo, Nook, and Sony, though none of them renders things exactly as ADE does. When we test EPUB outputs at Pressbooks, we usually go through the testing process in roughly this order, using these tools:ĪDE is Adobe’s free desktop EPUB reader, which will tell you roughly how different systems that use Adobe’s rendering engine will interpret your EPUBs. If you want to know what your epubs will look like in the wild, I recommend the following tips and (free!) tools. The ugly non-secret of ebooks is that they look different on all different platforms.

Open epub file in kindle app