Comparison

Luminometer vs App for Light meter controller

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Luminometer

Transform your device into a professional light meter to measure luminosity in lux and foot-candles. Achieve optimal illumination for any space, from greenhouses to workspaces, ensuring comfort and preventing glare. Calibrated with reference equipment for precise and reliable readings.

Highlights
  • Measures lux and foot-candle units
  • Internal Exposure Compensation for accuracy
  • Camera view for measured area
  • Calibrated with reference equipment
  • Versatile for various lighting conditions
  • Helps set optimal illumination levels
Features
Read full description

Luminometer is an exceptional app that is designed to transform your iPhone or iPad into a professional and user-friendly light meter. It is based on Internal Exposure Compensation, which makes it the most accurate lux meter available on the market today. With Luminometer, you can easily measure the lux of any light source in both lx and foot-candle units without having to spend any money on professional equipment. One of the standout features of Luminometer is the ability to swiftly and efficiently set up your greenhouse, living room, workplace, study room, or any other area with the perfect level of illumination. Our app ensures that you achieve a well-lit environment that is comfortable to work in without causing any unnecessary glare. The app is incredibly versatile, making it consistent for use in various lighting conditions such as plant lighting, household lighting, workstation lighting, and mood lighting. No matter the type of lighting you need to measure, Luminometer is up to the task. With Luminometer, you get a comprehensive set of features that enable you to measure lux with ease. The camera view feature allows you to view the area being measured, making it even more user-friendly. The app is calibrated using top reference equipment, ensuring that your measurements are always precise and reliable. Whether you're dealing with ambient indoor and outdoor lighting or task and accent lighting, Luminometer has you covered. You can trust that our app is accurate and reliable, thanks to our calibration process, which is done using the best reference equipment available. In conclusion, if you're looking for an accurate, versatile, and easy-to-use light meter app, then Luminometer is the perfect solution for you. Get started today and experience the benefits of using our app to achieve the perfect level of illumination for any environment. Terms and pricing: Our weekly subscription costs $3.99 USD/week and provides you with unlimited access to premium features, as long as your subscription remains active. The subscription automatically renews, and payment will be charged to your iTunes account when you confirm the initial purchase. If you do not wish to renew your subscription, you may turn off the auto-renewal option in your Account Settings at least 24-hours before the current subscription period ends. For more information, please refer to our terms of service available at https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ or privacy policy on https://27groupts.notion.site/Privacy-Policy-for-Luminometer-iOS-App-68f7e665c2924108a9111eae825e53c7

About

App for Light meter controller

Transform your smartphone into a professional light meter. Measure illumination in LUX and FC, and check color temperature in kelvins. Ideal for photographers, designers, and anyone needing precise light data.

Highlights
  • Measure LUX and FC
  • Check color temperature in kelvins
  • Supports various light types (LED, sunlight, UV)
  • Intuitive interface with graphs
  • Save and export light readings
  • Professional-grade accuracy
Features
Read full description

Turn your smartphone into a professional light meter with the Lux Meter app. Measure illumination levels in LUX and FC (foot-candles), and check color temperature in kelvins. Ideal for photographers, lighting engineers, and anyone who needs accurate light data. Key Features: Measure brightness precisely in LUX and FC, indoors or outdoors. Ideal for photographers, designers, and lighting experts. Check color temperature to see if the light is warm or cool. Great for photographers and designers who need to adjust lighting tones. The intuitive interface makes light measurement easy, with clear graphs and scales to help users understand results. Support for various light types: LED, sunlight, incandescent, fluorescent, and UV. Perfect for gardeners, lighting engineers, and more. Advanced professional settings allow for fine-tuning light measurements, ensuring accuracy for engineers, architects, and other professionals. The app uses your phone’s camera and sensors to provide precise readings, whether in bright sunlight or a dim room. Save your light readings for future reference, which is helpful for tracking changing conditions or comparing setups. Who Should Use This App? Photographers: Get perfect lighting with accurate exposure and color temperature readings. Architects & Designers: Use the app to optimize lighting for interiors and exteriors. Gardeners: Ensure your plants get the correct light levels, whether from sunlight or UV lamps. Electricians & Engineers: Check light levels to meet safety and efficiency standards. Why Choose Our Lux Meter App? This app offers precise light and color temperature readings using advanced algorithms. You can rely on it whether you’re a professional or casual user. It supports all types of light sources: LED, sunlight, and UV light. The app is regularly updated to improve performance and add new features. Additional Features: Measure LUX and FC. Get color temperature in kelvins. Supports multiple light types: LED, sunlight, and more. Save and export data for analysis. Professional-grade accuracy. Whether you’re setting up lighting for a photoshoot, checking plant light levels, or installing systems, the Lux Meter app is your reliable tool for accurate measurements. Download it today and take control of your lighting. Terms of Use: https://sites.google.com/view/iriskinx/terms-of-use Privacy Policy: https://sites.google.com/view/iriskinx/privacy-policy

Screenshots

Luminometer3 screens
App for Light meter controller4 screens

Verdict

The call

The clearest difference is rating: App for Light meter controller at 5.0 against Luminometer's 4.0. Luminometer's advantage is update cadence (every 2 months vs every 7 months). On price, review sentiment, ratings volume and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Luminometer sells 2 in-app purchases, starting at $2.99 per 7 days and App for Light meter controller sells 5 in-app purchases, starting at $5.99 per year. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

App for Light meter controller holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 13 and 18 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

UpkeepUpdate frequency

Luminometer ships an update every 2 months, App for Light meter controller every 7 months. The most recent releases landed on June 7, 2026 and September 15, 2026 respectively.

Scorecard2 real differences · 8 level
Luminometer versus App for Light meter controller: the parameters behind the verdict, then further details
ParameterLuminometerApp for Light meter controller
PriceFreeFree
Rating4.0 (13 ratings)5.0 (18 ratings) — better
Positive reviews0.0% of reviews0.0% of reviews
Number of ratings1318 — better
Update frequencyEvery 2 months — betterEvery 7 months
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.615.0 — better
Further details — not scored
Size14 MB116 MB
Age rating4+4+
Developer27GROUPIrina Metelkina

Customer experience

Luminometer

All ratings13 ratings
Positive69.2%
Neutral7.7%
Negative23.1%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

App for Light meter controller

All ratings18 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

2 purchases

Luminometer

Subscriptions1
  • Weekly$2.997 Days
One-time1
  • Lifetime$9.99
5 purchases

App for Light meter controller

Subscriptions5
  • Yearly subscription$5.991 Year
  • Monthly subscription3 Days trial$12.991 Month
  • Yearly subscription$14.991 Year
Show 2 more
  • Yearly subscription$19.991 Year
  • Yearly subscription$34.991 Year

Questions

Is Luminometer free?
Luminometer is free to download, with in-app purchases available.
Is App for Light meter controller free?
App for Light meter controller is free to download, with in-app purchases available.
Which has better reviews, Luminometer or App for Light meter controller?
App for Light meter controller is rated higher. Luminometer averages 4.0 out of 5 from 13 ratings, while App for Light meter controller averages 5.0 from 18 ratings.
Do Luminometer or App for Light meter controller have ads?
Both Luminometer and App for Light meter controller show ads.
Which is updated more often, Luminometer or App for Light meter controller?
Luminometer ships an update every 2 months, and App for Light meter controller every 7 months. Most recently, Luminometer was updated on June 7, 2026 and App for Light meter controller on September 15, 2026.

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