ABs Wallpaper Tray 1.7 could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. This program was originally designed by ABs. The most popular versions among the software users are 1.7, 1.6 and 1.5.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The latest version of the program is supported on PCs running Windows XP/7/8, 32-bit. The program belongs to Desktop Tools. The program's installer files are generally known as UNWISE.EXE or wallpapertray.exe etc.
From the developer:
This program will manage and automatically change your desktop wallpaper at predetermined intervals and on windows startup. The program starts with windows and places an icon in the notification area allowing you to access the program easily, the program can get wallpapers from a predefined list of files, folders or it can download pictures from categories of your choice directly to your desktop.
You may want to check out more software, such as AB Tutor, ABS Hotel Management System or 1-abc.net Wallpaper Rotation, which might be similar to ABs Wallpaper Tray.