Comparison

Luma vs Light Meter

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

Head to head
About

Luma

Features
Read full description

Luma lets you save your favorite screen brightness levels as presets and switch between them instantly. You can also launch presets from a Home Screen widget, so the right brightness is always just a tap away.

About

Light Meter

Features
Read full description

Light Meter - LUX is a simple, accurate, and easy-to-use tool for measuring light intensity using your device. Whether you're at home, in the office, school, studio, or workplace, you can instantly measure ambient brightness in Lux (lx) or Foot-Candle (Fc) without purchasing an expensive light meter. Simply place your device where you want to measure the light level, and the app instantly displays real-time illuminance values. Light Meter - LUX helps you maintain suitable lighting conditions for reading, studying, photography, plant growth, workplace environments, and everyday activities. Key Features Measure light intensity in Lux (lx) and Foot-Candle (Fc) Real-time light sensor readings Switch between analog and digital meter interfaces Sensor calibration for improved accuracy Start, pause, and reset measurements View minimum, maximum, and average values View charts and visual statistics Automatically save measurement history Share measurement results with others Customize maximum meter values Simple, clean, and easy-to-use interface Works offline with no internet connection required Why Use Light Meter - LUX? Proper lighting is important for productivity, photography, indoor plants, classrooms, workplaces, and everyday activities. Light Meter - LUX makes it easy to check brightness levels wherever you are. Measure light intensity quickly and conveniently with your iPhone or iPad. Download Light Meter - LUX today and measure light intensity anytime, anywhere. Contact Us Email: dharmik.azzure@gmail.com

Screenshots

Luma1 screens
Light Meter4 screens

Verdict

The call

The clearest difference is in-app purchases: Light Meter at none against Luma's 1. Light Meter also leads on ads (none vs shown) and iOS requirement (15 vs 18.0). On price, update cadence and device support there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Luma sells 1 one-off in-app purchase. Light Meter asks for nothing beyond the download.

UpkeepUpdate frequency

Luma ships an update every 3 days, Light Meter every 2 days. The most recent releases landed on October 1, 2026 and October 9, 2026 respectively.

Scorecard3 real differences Β· 3 level
Luma versus Light Meter: the parameters behind the verdict, then further details
ParameterLumaLight Meter
PriceFreeFree
Update frequencyEvery 3 daysEvery 2 days β€” better
AdsYesNo β€” better
In-app purchasesYesNo β€” better
DevicesiPhoneiPhone, iPod β€” better
Requires iOS18.015 β€” better
Further details β€” not scored
Size10 MB31 MB
Age rating4+4+
Developertomoki swansonDharmik Ghori

In-app purchases

1 purchases

Luma

One-time1
  • εΊƒε‘Šγ‚’ιžθ‘¨η€Ί$0.99
None

Light Meter

No in-app purchases

Questions

Is Luma free?
Luma is free to download, with in-app purchases available.
Is Light Meter free?
Light Meter is free to download, with no in-app purchases.
Do Luma or Light Meter have ads?
Luma shows ads; Light Meter does not.
Which is updated more often, Luma or Light Meter?
Luma ships an update every 3 days, and Light Meter every 2 days. Most recently, Luma was updated on October 1, 2026 and Light Meter on October 9, 2026.

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