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Best Lower Screen Brightness Apps

244+ iOS apps curated and reviewed

3.9 avg rating
20 free apps
Updated August 2026

From beginner-friendly picks to power-user tools, our lower screen brightness list covers 244+ iPhone apps updated through August 2026. Compare ratings, prices, and screenshots in one place.

Compare top Lower Screen Brightness Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1screen-lightscreen-lightFree2.4★ (195)NoNoJul 2026
2Screen Light AppScreen Light AppFree—NoYesAug 2026
3Dimmer -Adjust LCD brightness-Dimmer -Adjust LCD brightness-Free2.6★ (364)YesNoAug 2026
4Screen Brightness Nits MeterScreen Brightness Nits MeterFree4.3★ (18)NoYesAug 2026
5Darker - Dark Mode for SafariDarker - Dark Mode for SafariFree4.2★ (1.2K)YesYesAug 2026
6Luma - Brightness WidgetLuma - Brightness WidgetFree—YesYesJul 2026
7Keep Screen On & Dimmer ScreenKeep Screen On & Dimmer ScreenFree1.8★ (5)NoYesJul 2026
8ScreenTest - Dead Pixel CheckScreenTest - Dead Pixel CheckFree—NoNoJul 2026

Top Picks for Lower Screen Brightness

screen-light#1

screen-light by Sakura apps

Editor's Choice
🔧 Utilities
2.4😐(195 ratings)
Free
screen-light screenshot 1
screen-light screenshot 2
screen-light screenshot 3

This utility app provides a simple white or black screen with adjustable brightness. It offers soft and small illumination, controlled by dedicated sliders for screen color and brightness.

What We Love

  • 💡 Excellent for tracing flipbooks and light box alternatives
  • 🎨 Simple, intuitive UI with easy brightness controls
  • 🌙 Useful for reducing screen brightness beyond phone settings
  • ♿ Helpful for light-sensitive users and those with autism

Room to Improve

  • 📢 Intrusive banner ads at bottom of screen
  • 🚫 No ad-free paid version available
  • ❌ Misleading app description (ads not mentioned)
Dimmer -Adjust LCD brightness-#3

Dimmer -Adjust LCD brightness- by newforestar co,.ltd

Quickly set light from widget
Worth Considering
🔧 Utilities
2.6😐(364 ratings)
FreeAds
Dimmer -Adjust LCD brightness- screenshot 1
Dimmer -Adjust LCD brightness- screenshot 2
Dimmer -Adjust LCD brightness- screenshot 3
Dimmer -Adjust LCD brightness- screenshot 4

Easily control your device's screen brightness with customizable presets and quick access from widgets. Features include advanced mode for fine-tuning, battery-aware adjustments, and timer-based brightness changes.

What We Love

  • 👍 Convenient brightness control
  • 🚀 Quick access to brightness settings
  • 💡 Useful for night reading
  • 🚀 Handy app for adjusting brightness

Room to Improve

  • 🐛 Brightness resets after screen lock
  • 🔋 Brightness doesn't stay at set level
  • 🚫 Doesn't dim beyond phone's lowest setting

More Lower Screen Brightness apps to explore

4
Screen Brightness Nits Meter
Screen Brightness Nits Meter
Screen Brightness Nits Meter
Display TV Monitor Luminance
Free

Measure the brightness of any screen, monitor, or display using your smartphone camera. Offers real-time measurements in multiple units and supports calibration for optimal accuracy. Ideal for professionals and enthusiasts needing precise luminance data.

Measure screen brightness (nits)Real-time luminance readingsMultiple measurement units (fL, sb, L, asb, cd/ft²)
🔧 Utilities
(18)
free with in-app purchases
5
Darker - Dark Mode for Safari
Darker - Dark Mode for Safari
Darker - Dark Mode for Safari
Dark mode & Night Eye Protect
Free

Enhance your web browsing experience with a dark mode extension for Safari. This tool automatically applies a dark theme to all websites, reducing eye strain and improving readability, especially at night. Customize your viewing experience with adjustable opacity and background colors.

Automatic dark mode for all websitesNight shift yellow tintCustomizable background opacity
📊 Productivity
(1.2K)
free with in-app purchases
6
Luma - Brightness Widget
Luma - Brightness Widget
Luma - Brightness Widget
by tomoki swanson
Free
📊 Productivity
(0)
7
Keep Screen On & Dimmer Screen
Keep Screen On & Dimmer Screen
Keep Screen On & Dimmer Screen
Dimmer screen & keep screen on
Free

Prevent your device's screen from turning off automatically and adjust its brightness to a very low level. This utility is ideal for tasks like long uploads or downloads, or for developers needing continuous screen visibility.

Keep screen on indefinitelyReduce screen brightness to zeroPrevent screen timeout
🔧 Utilities
(5)
free with in-app purchases
8
ScreenTest - Dead Pixel Check
ScreenTest - Dead Pixel Check
ScreenTest - Dead Pixel Check
Screen Diagnostics
Free
🔧 Utilities
(0)
9
Luma Sleep – Night Screen
Luma Sleep – Night Screen
Luma Sleep – Night Screen
Red Light • Eye Strain Relief
Free

This app provides a system-wide red light filter to reduce eye strain and screen discomfort at night. It offers sub-zero brightness and quick controls, integrating with iOS Shortcuts for seamless application across all your apps.

System-wide red light filterDim screen below 0% brightnessIntegrates with iOS Shortcuts
🔧 Utilities
(28)
freemium
10
Keep Screen On
Keep Screen On
Keep Screen On
by Mark Wilson
Free
🔧 Utilities
(0)
11
whitescreen.tv
whitescreen.tv
whitescreen.tv
White/any color phone screen.
Free

Transform your device into a full-screen color display. Choose from pre-set colors or create any shade using a color picker. Ideal for photography, display testing, ambient lighting, and creative projects.

Pre-set and custom color selectionFull-screen immersive modeBrightness adjustment
🔧 Utilities
(4)
free
12
Flashlight ×
Flashlight ×
Flashlight ×
light always with you
Free

This utility app provides instant illumination using your device's LED flash or screen at maximum brightness. It offers features like home screen widgets, adjustable brightness, customizable light colors, and an emergency SOS signal for added safety. An ad-free experience is available via a one-time purchase.

Swift LaunchHome Screen WidgetsAdjustable Brightness
🔧 Utilities
(31K)
free with in-app purchases
13
Dead Pixel Test - Screen Check
Dead Pixel Test - Screen Check
Dead Pixel Test - Screen Check
Display & Touch Diagnostics
Free
🔧 Utilities
(0)
14
Bright LED Flashlight
Bright LED Flashlight
Bright LED Flashlight
One-tap torch & bright light
Free
🔧 Utilities
(0)
15
Phone repair screen color test
Phone repair screen color test
Phone repair screen color test
by ye wang
Free
🛠️ Developer Tools
(0)
16
Flashlight | Night Light
Flashlight | Night Light
Flashlight | Night Light
Night Light or Reading Lamp
Free

This app provides multiple lighting solutions, including a bright LED flashlight, a customizable screen light, and a reading lamp with a sleep timer. It offers gesture controls for brightness and color adjustments, making it versatile for various situations.

Bright LED flashlightAdjustable screen brightnessZoomable screen light
📊 Productivity
(3.1K)
ad-supported
17
Flashlight Ⓞ
Flashlight Ⓞ
Flashlight Ⓞ
#1 Flashlight App for iPhone.
Free

This utility app provides a bright and fast flashlight with adjustable LED brightness. It also includes an always-on compass and a mini-map for navigation in the dark. Additional features include strobe modes and an SOS signal.

Brightest LED flashlightAdjustable brightness controlAlways-on compass
🔧 Utilities
(30K)
free
18
Magnifier With Light
Magnifier With Light
Magnifier With Light
Magnifying Glass & Zoom In
Free
🔧 Utilities
(0)
19
GlancePro X
GlancePro X
GlancePro X
Screen Info & Test Tools
Free
🔧 Utilities
(0)
20
Color Flashlight - Changer
Color Flashlight - Changer
Color Flashlight - Changer
Torcia Colorata & Strobe Light
Free

Transform your phone's flashlight into a dynamic lighting tool with millions of colors and customizable effects. Create ambient moods, party strobes, or send Morse code messages. Save your favorite shades for quick access.

Millions of color optionsAmbient mood presetsStrobe, Disco, SOS, Police effects
🔧 Utilities
(2)
freemium

FAQ about Lower Screen Brightness

What are the best lower screen brightness apps for iPhone?
screen-light tops our lower screen brightness apps ranking as of August 2026, with a 2.4-star average from 195 App Store ratings, and it's free to download.
Yes — 20 of the top lower screen brightness apps we rank are free to download, including screen-light and Screen Light App.
screen-light has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 244+ lower screen brightness apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app provides a simple white or black screen with adjustable brightness. It's designed to offer soft and small illumination for your device.
You can control the screen's appearance using two sliders. One slider allows you to switch between white and black screen options, while the other adjusts the overall brightness.