The .IBOOKS file extension is basically an eBook application program developed by Apple Corporation. This file format works for the OS X and iOS operating systems and devices. The format was released in conjunction with the launch of the iPad on January 27th, year 2010, and later was released for iPod Touch and iPhone in the mid of 2010 as a vital part of the iOS 4 upgrade.
The .IBOOKS file format is not a pre-loaded extension on the iOS devices, but users may install it for free from the iTunes store. In year 2013, the .IBOOKS file was officially provided with the OS X Mavericks.
When you install one of the applications from the list of programs that you found here, you should be able to open or edit the file with the IBOOKS extension without any issue. However, if you still have problems with this, you may use the option of IBOOKS file conversion to a different format.
We hope we helped you solve the problem with the IBOOKS file. If you do not know where you can download the application from our list, click on the link (which is the name of the program) - you will find more information there on the location where to download the secure setup version of the required application.
There can be more reasons which determine that you are not able to open the IBOOKS file (apart from the lack of the proper application installed).
First - the IBOOKS file may be incorrectly associated with the application installed to support it. In this case, you need to change this association by yourself. To do this, right-click on the IBOOKS file that you want to edit, click "Open with" and then select the program from the list that you have installed. After this operation, the problems with opening the IBOOKS file should be solved.
Second - the file you want to open can simply be damaged. Then, the best solution is to find a new version of given file, or download it again from the same source as before (maybe for some reason in the previous session the download of the IBOOKS file has not been completed and it cannot be opened properly).
If you have additional information about the IBOOKS file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on IBOOKS file.