223+ iOS apps curated and reviewed
From beginner-friendly picks to power-user tools, our screen brightness nits meter list covers 223+ iPhone apps updated through June 2026. Compare ratings, prices, and screenshots in one place.
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.
Transform your smartphone into a professional light meter. Measure illuminance and color temperature with scientifically validated accuracy, trusted by professionals. Requires a simple diffuser for precise readings.
Measure light intensity in lux and foot candles with this 2-in-1 meter. Optimize photography settings, adjust indoor lighting, or prevent eye strain with professional-quality readings directly from your smartphone.
This free app measures sound levels and noise exposure using your smartphone. Developed by acoustics experts, it provides professional-grade metrics and guidance on hearing protection and noise prevention.
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.
This powerful light meter app offers a clean, intuitive interface optimized for one-handed use. It displays multiple aperture and shutter speed combinations simultaneously, aiding quick setting selection. Suitable for beginners and experienced photographers alike, it includes advanced features like spot metering, reciprocity failure compensation, and pinhole mode.
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.
This app functions as a sophisticated speedometer, alerting you to speed limit violations with visual and auditory cues. It also provides location sharing, altitude readings, and a GPS black box for trip data. Calculate mileage, costs, and fuel consumption for your journeys.
This app provides precise exposure metering for photographers, supporting both digital and analog workflows. It offers a comprehensive set of manual controls and advanced tools like a hyperfocal distance calculator.
This app helps individuals manage their diabetes by tracking blood glucose readings, food intake, insulin, and activity. It visualizes data to identify patterns, offers personalized insights and reminders, and allows users to share progress with their care team.
This app offers multiple strategies to help you reduce screen time and control app usage. Features include delayed app opening, timed scrolling interruptions, and customizable app limits. It also provides options for strict blocking, settings protection, and encourages mindful breaks.
This app helps combat digital fatigue and screen addiction by rewarding real-life habits with screen time credits. Build focus and discipline by completing activities like journaling or exercise, then use your earned credits to unlock apps guilt-free.
Identify plants with a photo, receive personalized care schedules, and get help diagnosing plant problems. Track your plant's progress and learn from a community of plant lovers.
This application utilizes your device's camera to measure the brightness of the night sky. The collected data can be optionally shared with scientific researchers worldwide.
Transform your device's screen into a customizable light panel without distractions. Easily adjust to any color for various uses, from photography to tracing and mood lighting. Unlock advanced features like precise color temperature control and external display mirroring through in-app purchases.
This app provides a powerful and fast flashlight experience using your device's LED or screen. It offers intuitive controls for instant on/off, adjustable brightness, and specialized modes like strobe and SOS. Designed for simplicity, it ensures quick access to light when you need it most.
This app provides a detailed battery monitoring experience for your phone or tablet. It offers calibration features for increased accuracy and displays estimated usage times for various activities, from listening to music to GPS navigation. It also includes charge alerts and a widget for quick access to information.
Measure ambient noise levels in decibels (dB) with this straightforward tool. It displays real-time sound volume in a large, easy-to-read format and allows you to track minimum, average, and maximum values. Customize the background and text colors for a personalized experience.
This utility app transforms your iPhone's LED flash into a powerful flashlight or a customizable strobe light. Enjoy super bright, hot white LED lighting for various uses, from finding items in the dark to creating a party atmosphere.
This app offers precise measurements using augmented reality and on-screen tools. It caters to both professional and everyday needs with features like a flexible measuring tape, bubble level, and photo ruler. Save and manage your measurements within projects for easy access.