pwmflicker

Published by CircadianShield. We make one of the apps listed here, and it is labelled.

Home Apps CareUEyes

CareUEyes

Windows and Mac app with a blue light filter, software brightness control, break reminders and focus tools.

The maker's own words say it acts on PWM flicker, brightness and blue light.

Runs on
Mac, Windows
Price
US$2.90, per month, 1 PC. Source: care-eyes.com
Status
Operating
Website
care-eyes.com
Checked
28 Sep 2026

What the maker says, in four columns

Lit: the maker's own words say the app acts on it. Outlined: mentioned, not claimed. Blank: not stated.

PWM flickerSays the app acts on this

“CareUEyes adjusts screen brightness through software-based gamma control, so it does not introduce additional PWM flicker.”
Source: care-eyes.com

Dithering

Not stated by the maker.

BrightnessSays the app acts on this

“CareUEyes adjusts screen brightness through software-based gamma control, so it does not introduce additional PWM flicker.”
Source: care-eyes.com

Blue lightSays the app acts on this

“Blue light filtering”
Source: care-eyes.com

Quote shortened here; the maker's health wording is left out.

Other apps that say they act on PWM flicker: BetterDisplay, CircadianShield, Iris

Other apps that say they act on brightness: BetterDisplay, CircadianShield, Iris, ColorControl, DisplayBuddy, Lunar, MonitorControl, Monitorian, PangoBright, Twinkle Tray

Other apps that say they act on blue light: CircadianShield, Iris, Apple Night Shift, f.lux, Windows Night light

See CareUEyes in the full matrix