Best Light Measuring App

4.6😐(4.9K ratings)

FreeIn-App Purchases

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
👍 Useful for adjusting lighting

Room to Improve

🐛 Inconsistent readings
💰 Expensive in-app purchases
🔒 Requires additional equipment (diffuser) to work properly
🐛 Readings not accurate without calibration
🔒 Limited functionality in free version

Light Meter LM-3000 by Lightray Innovation GmbH

Simple & accurate measurement!

Strong Contender

4.5😐(2.6K ratings)

FreeIn-App Purchases

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
👍 Useful for science/research

Room to Improve

🐛 Requires diffuser for accurate readings
💰 Expensive for a light meter app
🔋 Battery/trial period issues
🔍 Inconsistent/inaccurate readings
🙄 Misleading/deceptive marketing

Lux Light Meter Pro by Marina Polyanskaya

Measure Luminosity in Lux & FC

Worth Considering

Luxmeter - Lux Light Meter

3.9😞(5.1K ratings)

FreeAdsIn-App Purchases

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.

What We Love

🚀 Simple and straightforward
👍 Useful for measuring light levels
🔍 Provides general lux measurements

Room to Improve

🐛 Inaccurate and inconsistent readings
🔍 Limited functionality compared to professional light meters
💰 Requires subscription for full features
🤖 Glitchy and non-responsive at times

More Light Measuring App apps to explore

Measure Lux Light & Exposure

Light intensity measurement (lux, foot-candles)Real-time color temperature readingsExposure suggestions

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.

free with in-app purchases

(208)

Bask Light Meter

Measure light for your plants

Measure sunlight with cameraOptimize plant placementSupports houseplants

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.

🌟 Lifestyle

(9)

free

Lux Light Meter for Mobile

Lux-Meter & Exposure Measure

Real-time color temperature measurementLux and foot candle measurementsDaily light integral (DLI) calculation

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.

free with in-app purchases

(229)

Luminosys - Light Meter

A simple, powerful light meter

Measures light in LuxMeasures light in Foot Candles (FC)Uses phone camera for accuracy

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.

Measuring Tape + Ruler App

(7)

ad-supported

Accurate Measuring Tape, Ruler

Augmented reality measurementsLine, height, and distance measurementVolume and angle calculation

This app transforms your device into a versatile digital measuring tool. Utilize augmented reality for accurate line, height, distance, and volume measurements. It also includes a compass and level tool, with options to save and share your results.

free with in-app purchases

(2)

LUX Meter - Light Meter

Illuminance for photo & plants

Lux and foot-candle readingsLighting target presetsLive brightness scale

This app measures ambient light levels in lux or foot-candles using your iPhone camera. It provides instant feedback on whether a space is too dim, comfortable, or bright enough for various tasks and offers calibration options.

Remote control for meter

Measuring Tape App: Measure AR

Ruler・Level・Measurement Tool

AR Tape MeasureSurface & Angle MeasurementFloor Plan Creation

This app uses augmented reality to provide a versatile measuring tool. It offers various functions like tape measure, surface area calculation, and angle measurement, all accessible through your phone's camera.

by Gigahertz Optik GmbH

Lux Meter - light measurement tool for measuring lumens, foot candles, lx and light temperature

by Pavel Bukhonov

$1.99

Measure ambient light levels accurately using your smartphone. This tool provides precise readings in lux and foot candles, offering a convenient and cost-effective alternative to professional illuminometers for personal use.

Accurate light measurementsMeasures lumens, foot candles, and luxIntuitive and attractive design

AR Measure, Level Tool, Ruler

MeasureKit - 18-in-1 Toolkit

Measure, Count & Analyze

$5.99

Light Meter - Lux Camera

Light Measurement

Easy lux measurementHigh precision readingsReal-time updates

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.

by Muhammed Efdal incesu

Lux Light Meter · Photometer

Lux · EV · Modes · History

Precise ambient light measurement (lux)Multiple measurement modes (Auto, Outdoor, Indoor, Photo)Measurement history with trend charts

This tool transforms your iPhone into a precise light meter, offering multiple modes for various environments and photography needs. It records measurement history, allows for notes and comparisons, and supports CSV export for detailed analysis.

Light Meter, Lux & Color Temp