Compatibility: OS X 10.10 or later 64-bit

Small and unobtrusive macOS utility designed to help you focus on your current task by covering your desktop and going into single window mode in an instant. DeskCover Pro is a low-key macOS application created with this exact purpose in mind: to allow its users to swiftly add a cover over their busy desktop, and to go into single window mode when they have to avoid distractions and to focus on the task at hand.

Homepage: http://www.noteifyapp.com