Part of the PeakFlow Suite

Choose what stays bright.

FocusDim dims everything except what you're working on. Highlight just your active window, all windows from the same app, or every window at once. Dim fades out automatically when you drag. Works across all your monitors.

~30 MBLightweight
Ctrl+Shift+DGlobal Hotkey
14 DaysFree Trial
FocusDim settings showing highlight modes, intensity controls, and color options
FocusDim - Adjustable Dim Intensity
Feature 01
🎚️
Adjustable Dim Intensity
Control how dark the background gets. Set it to 10% for a subtle tint, or 90% to black out everything. Pick from four color presets or enter any hex code.
Intensity range from 10% to 90%
4 dim color presets + custom hex input
Adjustable fade speed (instant to 5 seconds)
Replaces HazeOver ($4.99)
FocusDim dimming background windows on a real Windows desktop - multi-monitor support in action
Feature 02
🖥️
Multi-Monitor Support
Working across three screens? FocusDim dims windows on your secondary and tertiary monitors.
Works across all connected displays
Detects monitor changes on the fly
No configuration needed
FocusDim App Windows mode highlighting all browser windows while dimming everything else
Feature 03
Three Highlight Modes
Active Window dims everything except the window you clicked. App Windows keeps every window from the same app visible. All Windows dims only your desktop and taskbar.
Active Window: one window stays bright
App Windows: all windows from the focused app stay bright
All Windows: only desktop and taskbar get dimmed
FocusDim All Windows mode showing all application windows bright with only the desktop dimmed
Feature 04
🔀
Drag Escape
Grab a window and start dragging. The dim fades out so you can see where you're dropping it. Let go, and the dim fades back in. No keyboard shortcut needed.
Automatic: detects drag by window movement
Smooth fade out on drag, fade in on drop
Toggle on/off in settings
HazeOver requires manual fn key press

Up and running in under a minute.

No wizards. No config files. Install and focus.

1
Download PeakFlow
Install the suite with a single installer. Six tools, one download, under 200 MB.
2
Launch FocusDim
FocusDim runs silently in your system tray, ready when you need it.
3
Get To Work
FocusDim handles the rest. It dims background windows as you switch focus.

Frequently Asked Questions

Does FocusDim work on multiple monitors?

Yes. FocusDim supports multi-monitor setups and dims inactive windows across all connected displays.

Can I adjust the darkness level?

Yes. Dimming opacity goes from 10% up to 90%. You can also change the dim color.

How do I toggle it on and off?

Press Ctrl+Shift+D to toggle the dimming effect, or click the system tray icon.

Is FocusDim good for ADHD?

Yes. By hiding visual distractions, FocusDim forces your brain to engage with your current task. Many users with ADHD say it's the first thing they turn on every morning.

Is it free?

FocusDim comes with a 14-day free trial as part of the PeakFlow suite. After the trial, all 6 tools are $5/month.

Ready to focus
like never before?

Download PeakFlow and try FocusDim free for 14 days. No credit card required.