Measure light color temperature in Kelvin using your iPhone camera. Get real-time readings, identify light types, and receive white balance suggestions for photography and videography. Save and compare past measurements.



248+ iOS apps curated and reviewed
Out of 248+ color temperature light apps on iOS, 18 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 4.0★ (4) | Yes | No | Jul 2026 | |
| 2 | Free | — | No | No | May 2026 | |
| 3 | $2.99 | 2.3★ (3) | No | No | Jul 2026 | |
| 4 | Free | — | No | Yes | Aug 2026 | |
| 5 | $1.99 | 4.1★ (39) | No | No | Jul 2026 | |
| 6 | Free | 4.8★ (94) | No | Yes | Jul 2026 | |
| 7 | Free | 4.7★ (504) | No | Yes | Aug 2026 | |
| 8 | Free | — | No | No | May 2026 |



Measure light color temperature in Kelvin using your iPhone camera. Get real-time readings, identify light types, and receive white balance suggestions for photography and videography. Save and compare past measurements.











This tool allows users to compare different color temperatures on the fly. Input Kelvin values to see corresponding RGB and HEX color codes, along with the color source. It's useful for understanding light bulb types and their applications in various fields.




Measure light source color temperature and spectrum accurately without expensive equipment. View the color spectrum from 360nm to 800nm, and analyze the white point on the CIE 1931 diagram. Overlay filtered wavelengths on camera images to see frequency reflections and intensity.


Easily convert temperatures between Celsius and Fahrenheit with instant results. The app visually indicates the temperature using background color and offers adjustable precision. Home screen widgets provide quick access to conversions without any advertisements.


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 helps improve sleep quality by analyzing ambient light color temperature and suggesting adjustments. It aims to reduce melatonin inhibition before bedtime by recommending warmer light sources for deeper sleep and a more refreshed awakening.


This app transforms your iPhone into a professional tool for measuring light color temperature. It provides real-time Kelvin readings, tint values, and precise white balance settings for your camera, aiding photographers and filmmakers in achieving accurate color. It also offers gel filter recommendations and a history of readings.


This app provides controllable lighting for photography and ambience. Easily adjust color and brightness by touching and dragging the screen. Explore various shapes, flash modes, and speed adjustments for creative lighting effects.




This tool measures light sources in Kelvin and detects mains-frequency flicker, helping videographers ensure consistent color temperature and avoid post-production issues. It also calculates banding risk and allows for freezing readings to compare fixtures.




This app provides precise, real-time light measurements for photography, filmmaking, and design. It offers color temperature analysis, lux and foot-candle readings, and DLI calculations. Optimize your lighting setup with smart shooting recommendations and full manual control.


Easily scan and identify colors from your surroundings. Find matching paints and materials, organize your color discoveries into palettes, and share them with others. Streamline your color selection process for design, DIY, or professional projects.


Control your PAL™ Light wirelessly with fingertip touches. This app uses RF and Wi-Fi to change colors and modes on your light, and can integrate with home automation systems.




This app provides precise light measurements in lux and foot candles, along with real-time color temperature readings. It offers shooting value recommendations and allows manual adjustment of camera settings for photographers, plant enthusiasts, and workspace optimization.


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.