Keep in mind that if you have a large library it may take some time for all of your books to load into the new library. Once you log in to the updated Comixology app, all of your owned and borrowed books will be available to download and read. Will all my books be available to read on the updated app? Click below to a ccess the Kindle Cloud Reader in your marketplace: If your OS is no longer supported, you can continue to read your Comixology books using the Kindle Cloud Reader. Customers need to be on iOS 12, Android 9.0, and Fire OS 5.0 or higher to be able to use our current and upcoming app versions. The upgraded Comixology app continues to be supported on iOS, Android, and Fire OS devices. Which Operating Systems (OS) does the Comixology app upgrade support? By taking this step now, your library will be synced and accessible as soon as the app updates. Depending on your library size this may take up to 8 hours.

Once you merge, your books will be synced.

If you don’t already use an Amazon account to login to Comixology, you will need to merge your Amazon and Comixology accounts ( follow the instructions here). The Comixology app upgrade will only accept an Amazon account to login. What can I do to prepare for the new Comixology app update?

Free comixology account