Luma vs Light Meter
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Luma
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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.
Light Meter
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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
Verdict
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
Both are free to download. Luma sells 1 one-off in-app purchase. Light Meter asks for nothing beyond the download.
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.
| Parameter | Luma | Light Meter |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 days | Every 2 days β better |
| Ads | Yes | No β better |
| In-app purchases | Yes | No β better |
| Devices | iPhone | iPhone, iPod β better |
| Requires iOS | 18.0 | 15 β better |
| Further details β not scored | ||
| Size | 10 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | tomoki swanson | Dharmik Ghori |
In-app purchases
Luma
- εΊεγι葨瀺$0.99
Light Meter
No in-app purchases









