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WtLibrary is NOT a substitute for the official Watchtower Lybrary software. Rather, it only allows you to install & use the CD on Apple Macintosh systems. To complete the installation it is NECESSARY to have your original disc (or a personal backup copy).

If you do not have a CD player (eg. MacBook Air) then from another computer with a CD player, copy the CD contents to a USB memory stick (pendrive), and then proceed with the classic installation using the pendrive.

This application DOESN'T WORK with mobile devices like the iPhone and iPad.
The official Jehovah's Witnesses Website is
To proceed with the installation, follow the video tutorial.


I do not have the Watchtower Library CD.
Please see the brothers in the Literature Department at your Kingdom Hall.

I do not have a CD player.
From another computer with a CD player, you can copy the contents of the CD ato a USB flash drive, and then proceed with the installation using the flash drive.

Can I install a different version of Watchtower Library?
Yes, no problem.

Can I install WtLibrary on iPad or iPhone?
No. It is not in the project.

Can I use the Application from a USB Flash Drive?
Yes, but remember that, starting with OS X 10.8, to use software not downloaded from the Apple Store, you need to enable the permissions from the "System Preferences" folder (watch the video).

Does using WtLibrary infringe the Copyright of the Watchtower Bible & Tract Society?
No. The use of this software does not infringe the Watchtower Bible & Tract Society’s copyrighted material. The application takes care to respect all copyrights of the Watchtower Bible a& Tract Society. You must possess the original disc or a backup copy to be able to use it.

To use WtLibrary do I need special software licenses?
No. The whole project is based on the open source software Wine and Wineskin.

Does the Watchtower Bible & Tract Society allow the use of this application?
The Watchtower Bible & Tract Society does not officially support this application. However, after reading the "Readme.txt" document on the Watchtower Library CD, we understand that its use is not prohibited.
For instance, here is an extract:
Question: Can I use Watchtower Library on my Apple Macintosh computer?
Answer: There is no version of Watchtower Library designed for Apple Macintosh (Mac) computers. Some products for Apple Macintosh computers (such as emulators) claim to be able to run Windows programs. These products have not been tested with Watchtower Library, but some of them may work with Watchtower Library.


WtLibrary is free and will remain so forever. My availability is limited so I cannot guarantee you professional assistance. Before you ask for assistance, please read through the FAQ section carefully. Thank you.

The project has become international. Some users have expressed the desire to make a monetary donation to the project. If you wish to do so then please click on the following “Donate” button. Thanks.