250+ iOS apps curated and reviewed
From beginner-friendly picks to power-user tools, our screen brightness nits meter list covers 250+ iPhone apps updated through August 2026. Compare ratings, prices, and screenshots in one place.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.3★ (18) | No | Yes | Aug 2026 |
| 2 |  | Free | 4.5★ (2.5K) | No | Yes | Aug 2026 |
| 3 |  | Free | 4.7★ (17K) | No | No | Aug 2026 |
| 4 |  | Free | — | Yes | Yes | Aug 2026 |
| 5 |  | Free | 4.7★ (508) | No | Yes | Aug 2026 |
| 6 |  | Free was $2.99 | — | No | Yes | Aug 2026 |
| 7 |  | Free | — | No | No | Jun 2026 |
| 8 |  | Free | 5.0★ (3) | No | Yes | Aug 2026 |
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.
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.
Measure ambient light levels in lux or foot-candles instantly. Useful for photography, plant care, or verifying brightness for various tasks. Offers advanced features like color temperature and measurement history for premium users.
Accurately measure color temperature in Kelvin to achieve realistic and professional-looking photos. Get white balance and flash filter recommendations, and save measurements with notes. Ideal for photographers and lighting professionals.
This app uses your device's camera to measure and analyze various light properties, including illuminance, luminous intensity, and color temperature. It offers real-time histograms, contrast ratio, and noise measurements, with options for image capture and history tracking.
Measure ambient light levels with your iPhone. Get real-time lux and foot-candle readings, with specialized modes for photography and plant care. Track light history and calibrate for accuracy.
Measure ambient light levels using your smartphone's camera. Get quick and precise lux readings for personal use, saving you the cost of professional equipment. Simply open the app and point your camera to see real-time measurements.
This app functions as a standalone reflective light meter or pairs with hardware for professional flash and color temperature measurements. It offers various modes for photography and videography, storing measurements with notes and location.
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.
