Everything you need. Nothing you don't.
Full XDR Brightness
Boost from 500 to 1,600 nits with a simple slider. Perfect for outdoor use or bright rooms.
Menu Bar Native
Lives quietly in your menu bar. No dock icon, no clutter. Toggle with one click.
Lightweight
Minimal CPU/GPU impact. Renders a simple solid color at 10 FPS. No battery hog.
No Permissions
No accessibility access, no admin privileges, no screen recording permission needed.
Sleep/Wake Aware
Automatically re-applies brightness after your Mac wakes up. Set it and forget it.
Multi-Display
Works across all connected XDR displays. Non-XDR monitors are skipped automatically.
How it works
Light Up My Life uses Apple's Metal framework to activate your display's Extended Dynamic Range (EDR) mode — the same technology used for HDR video, applied system-wide.
Metal Overlay
Transparent window covers your screen
EDR Color Space
Extended linear P3 unlocks values above 1.0
Multiply Blend
Boosts your content without washing it out
Full Brightness
Display activates XDR mode at up to 1,600 nits