Deep Red Tint
Shift your Mac display toward a stronger red tint when ordinary warmth controls are not enough.
Deeper red than Night Shift. Controlled from your keyboard.
Shift your Mac display toward a stronger red tint when ordinary warmth controls are not enough.
Hold Command + Shift + brightness up or down to adjust the tint without opening a desktop window.
No account, analytics, ads, or network service. Sundown stores only your local tint level.