Camera-based lux estimate
Use your device camera to sample light and estimate lux.
Light measurement utility
Lighting Check: Measure Light Intensity with Your iPhone Camera
Lighting Check helps you estimate light levels in a space using your iPhone camera and compare readings with useful standards.
Point the camera at the area, run a measurement, and review average lux, samples, charts and environment guidance.
What Lighting Check does
Lighting Check measures approximate light level in lux using your device camera. It is designed to help you understand whether a space is bright enough for common settings.
The app includes environment standards for different locations, including cattle farm contexts, so readings can be compared with a target range.
Who is Lighting Check for?
Lighting Check is for people who want a quick, camera-based light level estimate.
- People checking room lighting
- Farm and cattle housing users
- Workplace or facility checks
- Students learning about light levels
- People comparing spaces against lux standards
- iPhone and iPad users who need a simple light measurement tool
Key features
Environment standards
Compare readings against presets and target lux values.
Measurement review
See average lux, sample details and charts after a run.
Guided measurement flow
Tutorial copy explains how to point, start, hold steady and review results.
How Lighting Check works
- Choose the environment or location you want to compare against.
- Point the rear camera at the area you want to measure.
- Tap Start and hold the device steady during sampling.
- Review the average lux, verdict, samples and chart.
- Measure again if the lighting changes or you want another comparison.
Useful for
Lighting Check supports practical light checks across different spaces.
- Room light estimates
- Farm location checks
- Cattle housing lighting standards
- Average lux measurement
- Sample chart review
- Target lux comparison
- Quick before-and-after checks
- Learning about light intensity
Why use Lighting Check?
Lighting Check gives a quick way to estimate lighting without dedicated hardware, which can be useful for informal checks and comparisons.
Camera-based readings depend on device camera quality and conditions. Newer iPhones typically provide more consistent results.
Frequently Asked Questions
What is Lighting Check?
Lighting Check is an app that estimates light intensity in lux using your device camera.
How do I measure light with Lighting Check?
Point the camera at the area, tap Start and hold the device steady during the measurement.
Does Lighting Check use the rear camera?
Yes. The rear camera is used for best accuracy.
Are the readings as accurate as a professional lux meter?
No. Readings depend on your device camera and should be treated as estimates, not certified measurements.
Can Lighting Check compare readings with standards?
Yes. It includes standards for different locations so you can compare each area against target lux values.
Is Lighting Check free?
Yes. It is free to download with in-app purchases.
Important notes
Lighting Check provides camera-based estimates and is not a replacement for calibrated professional measurement equipment.
Accuracy depends on device hardware, camera exposure, lighting conditions and how steadily the device is held.
Download Lighting Check
Lighting Check is available on the App Store for iPhone and iPad.