PowerDimmer is described as 'Distraction dimmer for Windows ala HazeOver/LeDimmer' and is an app. There are six alternatives to PowerDimmer for Mac and Windows. The best PowerDimmer alternative is WindowFX. It's not free, so if you're looking for a free alternative, you could try Focus Window Highlighter or Cinemadrape. Other great apps like PowerDimmer are HazeOver, LeDimmer and Focusdim.
Revolutionize your operating system with WindowFX. Utilize an unprecedented number of special effects for your windows and maximize your computing experience.
Focus Window Highlighter helps you stay productive by visually highlighting your currently active window. In today's multi-window, multi-monitor work environments, it's easy to lose track of which window is in focus.
Too many windows to manage? Big display? Or getting lost in multiple monitors? HazeOver is for you! ? TRIAL version: HazeOver.com
It is comparable to HazeOver on macOS, but is not an alternative to HazeOver as HazeOver isn't available on Windows.
CinemaDrape helps you focus on your current task on the screen (such as a video in a web page, a photo or a document editor area) by instantly blanking or dimming the other less important areas in a web page or in the background windows.
LeDimmer is a small Windows application (<200KB) that sits in the system tray and simply dims the screen around the foreground window.
It is an alternative to PowerDimmer, but hasn't been updated in a long time and is proprietary.
Professional focus enhancement for macOS. Dim background applications or highlight your active window with beautiful colored borders.
United States
Russia
WindowFx has a feature similar to what PowerDimmer does, however, WindowFx is paid software and does more than just window dimming.