Ever since the release of apple iOS 9.3, a new feature has been in the limelight which is iOS night shift mode. This key feature aims at automatically changing the display of iPad and iPhone screen during the night to the warmer tone, which is soothing for eyes and cardiac rhythms. Recent researches have shown that intense blue light emitted from latest LCD displays such as tablets and smartphones is affecting quality and quantity of sleep in a day to day life.

iOS 9.3 Night shift

iOS night shift mode hits the root cause and cuts down blue light during evening hours based on device location and sunset timings, thus bringing back to normal mode following morning. But the question arises:

What impact does blue light have?

According to Experts, Blue light signifies brain to keep awake whereas darkness naturally cue it’s time for sleep to our body. During the day, blue light is fresh and fine as its depicts sunny morning. Blue light is short-wavelength-enriched which is beneficial during daytime as it raises attention and mood. Use of blue light at night tells our brains its still early as the result it suppresses the secretion of melatonin, a hormone that impacts changes in sleep patterns which in turn can shift body’s natural clock known as circadian rhythms. While a light of any kind can make falling asleep hard, blue light has the tendency of doing it more powerfully.

iOS Night shift comparison

Decline in sleep duration and quality can have devastating health effects on circadian timings, coming morning alertness as it controls our wakefulness. Eyes are also affected as the blue range is closest to harmful ultraviolet rays. Blue light is obviously a problem at night especially for night shift workers too.

Also read:  How to Turn On Handoff and Suggested Apps on iPad

To all these problems iOS night shift mode is a perfect remedy, thereby keeping us away from annoying blue light at night.

Devices with Night Shift Mode

Unlike in past if you have any iOS version running on your iPhone or iPad then corresponding features will also be available, Night shift  feature is included in iOS 9.3, that means if you have iOS 9 running still you need to have 64-bit processor then only this feature will be available. The Night Shift feature is enclosed in Phone 5s and later models, the iPad mini 2 and later models, the iPad Air and later models, the sixth-generation iPod touch, and the iPad Pro.

iOS Night shift list

 How To Activate iOS Night Shift Mode

Settings app is the place where you can turn on iOS night shift mode. Night shift mode performs its task by transferring iPad and iPhone’s screen layout from the blue hue to yellowish hue. Setting up night mode has three options manual, automatic based on sunset and sunrise and customized schedule by a user.

iOS Night shift

How To set Night Shift Mode Manually in iOS 9.3

  • Go to Settings App.
  • Move down to Display & Brightness field, controls of night shift are placed here.
  • Pat on “Night Shift”.
  • Pat on “Manual” toggle.
  • Now set the screen temperature according to your wish.
  • In Case where no schedule set, Night Shift mode will by default turn off in the morning.

iOS Night shift

How To set Night Shift Mode Automatically in iOS

  • Pat on “From And To” in Night Shift section in order to specify activation timings.
  • Next, for setting night shift to come in accordance with iPhone’s clock Pat on “Sunset To Sunrise”. As the sunsets at your location, the blue bright display will switch to warmer side within a span of a minute.
  • While to set your customized timings to turn on and off Night Shift Pat on “Custom Schedule”.
Also read:  How to Manage iPhone app features access

When working with  Apple’s default schedule, night shift turn off automatically during day time and as the sun goes down at your location it will turn on, thus manual switching is not required. Sunrise and sunset timings are determined by user’s location which can be accessed under Settings app–>Privacy–>Location Services. Once Location Services is enabled Apple can access your area sunset and sunrise timings.

Also, make sure to turn on “Setting Time Zone” component under Location Services –> System Services.


iOS Night shift

How To Adjust Night Colour in iOS

Night Shift mode when turned on allows you to accustom your display with the slider having on both the extreme ends labeled “Cooler” and “Warmer” options without specifying exact temperature ranges. Moving across the slider on the left will boost the blue colour light whereas moving towards the right will show the reduction in blue light intensity. Initially, a slider is placed in the middle but can be moved either side based on your preference. As compared to screen brightness settings, Night Shift “Cooler” and “Warmer” are different.

iOS Night shift

On changing slider to coolest side, the display was much on yellowish tone than expected and for warmest, display was more of yellow kind.Hence, the middle placement of slider would be considered as most convenient by most of the iPhone and iPad user’s.

How To apply Night Shift on MAC

Currently, Night shift is applicable for iOS devices only speculations are made in future we can except this feature in MAC as well. But no worries similar job is performed by f.lux app in MAC that is freely downloadable. In fact,  f.lux works the same way as Night Shift, as it gets darker outside it cuts the blue light from MAC display and returning to normal display during day time.

Also read:  How to Manage iOS app privacy option on iPhone



f.lux is widely used and can be personalized. When required you can turn off f.lux for some particular apps or restrict it to specific hours also. In a Nutshell, f.lux is a good alternative for Night shift mode for MAC users.

About Night Shift Release Date

Night Shift will be available in iOS 9.3 which is expected to be released in another couple of months. Meanwhile, beta version is out for developers and to public for testing.

Did you like it?
Please Rate it below:

1 Star2 Stars3 Stars4 Stars5 Stars (No Ratings Yet)