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Best Light Kelvin Meter Apps

221+ iOS apps curated and reviewed

4.6 avg rating
18 free apps
Updated June 2026

From beginner-friendly picks to power-user tools, our light kelvin meter list covers 221+ iPhone apps updated through June 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Light Kelvin Meter

White Balance Kelvin Meter#1

White Balance Kelvin Meter by Contechity AB

Color Temperature Measurement
Editor's Choice
📷 Photo & Video
4.7😊(496 ratings)
FreeIn-App Purchases
White Balance Kelvin Meter screenshot 1
White Balance Kelvin Meter screenshot 2
White Balance Kelvin Meter screenshot 3
White Balance Kelvin Meter screenshot 4
White Balance Kelvin Meter screenshot 5
White Balance Kelvin Meter screenshot 6

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.

What We Love

  • 🔍 Accurate color temperature measurement
  • 📊 Helpful for setting white balance
  • 🎨 Useful for lighting design and evaluation
  • ⚙️ Easy and intuitive to use

Room to Improve

  • 💰 Subscription model is frustrating
  • 🔒 Limited functionality without subscription
  • 📱 Inconsistent accuracy across devices
Light Meter LM-3000#2

Light Meter LM-3000 by Lightray Innovation GmbH

Simple & accurate measurement!
Strong Contender
🔧 Utilities
4.5😐(2.5K ratings)
FreeIn-App Purchases
Light Meter LM-3000 screenshot 1
Light Meter LM-3000 screenshot 2
Light Meter LM-3000 screenshot 3
Light Meter LM-3000 screenshot 4

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.

What We Love

  • 👍 Great app
  • 👍 Accurate measurements
  • 👍 Easy to use
  • 👍 Helpful customer service

Room to Improve

  • 🐛 Requires diffuser for accurate readings
  • 💰 Expensive for a light meter app
  • 🔋 Battery/trial period issues
Photone - Grow Light Meter#3

Photone - Grow Light Meter by Lightray Innovation GmbH

Perfectly light your plants!
Worth Considering
🔧 Utilities
4.6😐(4.9K ratings)
FreeIn-App Purchases
Photone - Grow Light Meter screenshot 1
Photone - Grow Light Meter screenshot 2
Photone - Grow Light Meter screenshot 3
Photone - Grow Light Meter screenshot 4
Photone - Grow Light Meter screenshot 5
Photone - Grow Light Meter screenshot 6

This app acts as a professional-grade light meter for plants, measuring PAR, PPFD, DLI, and more using your device's camera. It helps optimize plant lighting by providing accurate readings and in-app guides, with optional advanced features available through purchase.

What We Love

  • 🚀 Accurate readings
  • 💡 Helpful for growing plants
  • 👍 Easy to use
  • 🚀 Saves money compared to expensive meters

Room to Improve

  • 🐛 Inconsistent readings
  • 💰 Expensive in-app purchases
  • 🔒 Requires additional equipment (diffuser) to work properly

More Light Kelvin Meter apps to explore

4
Light Meter: Lux-525 Pro
Light Meter: Lux-525 Pro
Light Meter: Lux-525 Pro
Measure light intensity & cct
Free

This app functions as a precise and user-friendly light meter using your phone's built-in sensors. It measures illuminance, color temperature, PPFD/PAR, DLI, and luminous flux in real-time. It also includes a calculator for various illumination parameters and allows sharing or saving of measurements.

Real-time illuminance measurementColor temperature measurementPPFD/PAR and DLI calculation
🔧 Utilities
(113)
free with in-app purchases
5
Luminosys - Light Meter
Luminosys - Light Meter
Luminosys - Light Meter
A simple, powerful light meter
Free

Accurately measure ambient light levels in Lux or Foot Candles using your phone's camera. This tool is ideal for photography, comparing light sources, or indoor gardening. It's designed for ease of use and provides precise readings.

Measures light in LuxMeasures light in Foot Candles (FC)Uses phone camera for accuracy
🔧 Utilities
(7)
ad-supported
6
Lux Light Meter & Photometer
Lux Light Meter & Photometer
Lux Light Meter & Photometer
Lightmeter for Photo & Plant
Free

Measure light intensity and color temperature for photography, plant care, and workspace optimization. Offers real-time readings, shooting recommendations, and manual control for precise lighting adjustments.

Real-time color temperature readingsLux and Foot Candle measurementsAverage and Max light values
🔧 Utilities
(189)
free with in-app purchases
7
Lux Tint & Light Meter - PPFD
Lux Tint & Light Meter - PPFD
Lux Tint & Light Meter - PPFD
Pocket Lightmeter in Kelvin
Free

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.

Real-time color temperature analysisMeasure in lux & foot-candlesDaily Light Integral (DLI) calculation
🔧 Utilities
(2)
free with in-app purchases
8
Lumu Light Meter
Lumu Light Meter
Lumu Light Meter
Pro color and flash meter
Free

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.

Standalone reflective light meterFlash and color temperature meteringPhoto and cine/video modes
📷 Photo & Video
(99)
free with in-app purchases
9
Pocket Light Meter
Pocket Light Meter
Pocket Light Meter
by Vladislav Vyshemirsky
$9.99

This app functions as a portable light meter, essential for film photographers using manual cameras. It accurately measures reflected light and provides reciprocity calculations for precise exposure control.

Portable light meterReflected light measurementReciprocity calculations
📷 Photo & Video
(1K)
free with in-app purchases
10
Light Meter - Lux & Lumen
Light Meter - Lux & Lumen
Light Meter - Lux & Lumen
Measure Light & Lux Sensor
Free
🔧 Utilities
(0)
11
Photo Light & Exposure Meter
Photo Light & Exposure Meter
Photo Light & Exposure Meter
Measure Shutter Speed, Lux, EV
Free

This app acts as a portable light meter for photographers. It helps you understand correct photography settings and experiment with shutter speed, aperture, and ISO in real time. Save snapshots with parameters and geolocation, and measure color temperature.

Real-time shooting value selectionAdjustable shutter speed, aperture, ISOPreliminary picture settings preview
🔧 Utilities
(3.2K)
free with in-app purchases
12
Light Meter · Lux Meter
Light Meter · Lux Meter
Light Meter · Lux Meter
Exposure Meter · Foot Candle
Free

This utility app transforms your smartphone into a professional light measurement tool, offering precise real-time readings in lux, foot-candle, and EV. It helps users meet lighting standards for various environments and optimize conditions for plant growth, with features for tracking changes over time.

Real-time lux, foot-candle, and EV readingsVisual brightness indicatorCheck lighting standards for spaces
🔧 Utilities
(2)
free with in-app purchases
13
Lux Light Meter for Mobile
Lux Light Meter for Mobile
Lux Light Meter for Mobile
Lux-Meter & Exposure Measure
Free

This app provides accurate and easy-to-use light measurements in lux and foot candles. It's ideal for photographers, plant owners, and anyone needing to assess ambient light levels in various spaces. Features include real-time color temperature measurement and calculation of the daily light integral.

Real-time color temperature measurementLux and foot candle measurementsDaily light integral (DLI) calculation
🔧 Utilities
(190)
free with in-app purchases
14
myLightMeter PRO
myLightMeter PRO
myLightMeter PRO
A reliable light meter
$3.99
$4.99 | 20% OFF

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.

Extended low-light sensitivityIncident and reflected meteringManual exposure control
📷 Photo & Video
(1K)
paid
15
Luxmeter - Lux Light Meter
Luxmeter - Lux Light Meter
Luxmeter - Lux Light Meter
Measure Lux Light & Exposure
Free

This app measures light intensity in lux and provides real-time exposure suggestions for photography. It offers customizable settings for shutter speed, aperture, and ISO, with options for both front and back cameras. It's designed for personal use to optimize lighting and capture better photos.

Light intensity measurement (lux, foot-candles)Real-time color temperature readingsExposure suggestions
🔧 Utilities
(52)
free with in-app purchases
16
kelvin light scale
kelvin light scale
kelvin light scale
Light Meter, Lux & Color Temp
Free
🔧 Utilities
(0)
17
Bask Light Meter
Bask Light Meter
Bask Light Meter
Measure light for your plants
Free

This app uses your device's camera to measure sunlight intensity. It helps you determine the best locations in your home for your houseplants to receive optimal light for growth.

Measure sunlight with cameraOptimize plant placementSupports houseplants
🌟 Lifestyle
(2)
free
18
White Balance & Kelvin Meter
White Balance & Kelvin Meter
White Balance & Kelvin Meter
Kelvin Meter Light Temperature
Free
🔧 Utilities
(0)
19
Kelvy - White Balance Meter
Kelvy - White Balance Meter
Kelvy - White Balance Meter
Color Temperature Light Meter
Free

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.

Live Kelvin readout with real-time graphRecommended camera white balance settingsCTO/CTB gel filter recommendations
📷 Photo & Video
(4)
freemium
20
LUX Meter - Photo Light Meter
LUX Meter - Photo Light Meter
LUX Meter - Photo Light Meter
Measure light for photoshoot
Free

This utility app precisely measures light intensity in LUX and color temperature in Kelvin. It provides real-time exposure readings for photoshoots and filming, helping users adjust lighting for optimal results.

Real-time color temperature measurementLight measurement in LUXReal-time heat measurement (Kelvin)
🔧 Utilities
(1)
free with in-app purchases