Downloading DeskTools 1.0 from our website was free. The program lies within Desktop Tools, more precisely Themes. This free software is a product of Dinit Softwares.
From the developer:
DeskTools is a tool that can toggle AlwaysOnTop, hide and minimise ANY application to the System Tray. You can also make applications transparent! DeskTools comes in a package with a lot of other powerfull tools like CritHide (hide all application containing a particualr keyword). And it's all Free!
You may want to check out more software, such as zedg, which might be related to DeskTools.