Sunbend compared

Same sun.
A different day.

Six steps, from first light to bedtime. Set a city and a bedtime, and it runs itself.

Sunbend

Your whole day, set once.

6 phases

Night Shift

Built in. One warm setting.

1 setting

f.lux

Free. Follows the sun.

3 settings

Iris

A full toolbox.

3 settings

Sunbend, Night Shift, f.lux and Iris side by side
FeatureSunbendNight Shiftf.luxIris
Steps a day6133
SetupCity + bedtimeOne switchLocation + wake timePick a preset
BedtimeYours, with a wind-downNo bedtime stepFrom your wake timeSleep mode
Warm + dimTogether, all dayWarmth onlyMostly warmthBoth, separately
True colorsOne shortcutSwitch it offDisable for an hourPause
ExtrasNone. Just light.NoneMovie mode, DarkroomBreak timer, grayscale, magnifier
Download for Mac

7-day free trialNo account

Bars show a typical weekday. Details come from Apple’s, f.lux’s and Iris’s own pages, November 2026, and can differ by system. Night Shift, f.lux and Iris belong to their owners.