HazeOver 1.9.8 Mac

Version 1.9.8 of the Mac window dimmer HazeOver now requires macOS Ventura 13 or later, and the binary supports both ARM and x86 64-bit architecture—the app runs natively on Apple Silicon and older Intel machines alike.

Compatibility and hardware

Before anything else, the macOS version is the gatekeeper. If a machine is stuck on Monterey or earlier, this release will not install. On the hardware side, the app is a universal build, so there is no Rosetta penalty on M-series chips, and Intel Macs are still covered. The interface ships in over 30 languages, from Arabic to Vietnamese, which includes every major localization a multilingual workstation could need.

What the dimmer does

HazeOver dims every background window the moment the user switches focus, leaving only the active app or window at full brightness. The desktop is highlighted automatically, and on multi-monitor rigs the effect indicates which screen is in use. The dimming intensity is adjustable—pull it back to a faint shadow or push it toward near-black. Version 1.9.8 also improves keyboard navigation and screen reader support, so the visual cue is paired with better accessibility feedback across the system.

Dimming intensity you will adjust in the first hour

The default dimming intensity lands around the middle of the slider. That is a safe starting point, but most users will tweak it within the first hour. Open a few Finder windows, a browser, and a text editor, then pull the slider up until background text becomes illegible but window boundaries remain visible. This balance keeps the workspace navigable without pulling your eye away from the active document.

Assign a toggle shortcut on day one. Spotlight can now change settings directly in version 1.9.8, so typing “HazeOver off” into the search field disables dimming instantly—useful during screen sharing or design reviews where a colleague needs to see the whole display. The fn key override also deserves early attention: holding it down while dragging a file or comparing two windows temporarily lifts the dimming, and releasing it reapplies the effect. Practise that gesture a few times so it becomes muscle memory.

If the Mac switches between Light and Dark modes on a schedule, set separate intensity values for each. A lighter dim works well during the day; a heavier hand in Dark Mode stops bright background windows from jarring the eyes at night. The preference pane labels both sliders clearly, and the app swaps between them without a restart.

Front window stays bright while everything else greys out

Morning coffee, dual monitors, Mail open on the left screen and a Safari window on the right. A new message arrives—clicking it brings Mail forward. The browser fades to a muted grey, and the inbox sits alone at full contrast. A reply requires a reference from a Numbers spreadsheet tucked behind Safari. Switching to Numbers highlights that sheet and pushes Mail back. Dragging a cell range into the email draft triggers the fn hold; both windows stay bright just long enough to drop the data, then the dimming snaps back when the key lifts.

Later, three Xcode windows crowd the main display. Tabbing between the project navigator, a source file, and the debugger shifts the highlight instantly each time. A Slack notification on the secondary monitor stays dim because the active window lives on the primary display—version 1.9.8 correctly tracks which screen holds focus, so the peripheral chatter does not compete for attention. When the desktop needs a quick file retrieval, clicking the wallpaper brings it forward at full brightness while every open window recedes.

End of day, Spotlight: “HazeOver off.” The full desktop returns for a clean shutdown routine, no menus to hunt down.

Focus switches in a single frame with no lag

The transition between windows feels immediate. There is no fade animation lag, even when a dozen apps are open and the dimming intensity sits at the high end. Switching focus triggers the overlay in what feels like a single frame redraw—the developer has tuned the compositing tightly against macOS 13’s WindowServer.

Memory consumption stays modest. After a full workday with the dimmer active across two monitors, Activity Monitor shows the process holding under 70 MB of RAM, and CPU time rarely ticks above a fraction of a percent. The app uses a low-power GPU compositing path, so MacBook Air and MacBook Pro models running on battery see no measurable drain from the dimming effect alone. No crashes or window-focus glitches surfaced under macOS Ventura; the fix for the Dock icon issue in version 1.9.8 appears to have cleaned up the edge case where multiple windows would remain highlighted after minimizing an app.

Accessibility improvements in this release mean VoiceOver users get clearer state announcements when the dimming changes, and keyboard navigation through the settings pane no longer skips controls. For a utility that sits in the menu bar and quietly alters the entire visual environment, the reliability is high—set it once, and it stays out of the way for weeks.

Updated for macOS 27 Golden Gate. Settings can now be changed directly from Spotlight, and quick keys can be assigned to actions. Screen reader support and keyboard navigation also received improvements.

• macOS Ventura 13 or later
• Intel or Apple Silicon Mac