Comparison

LEDVANCE LUX vs Luminosys

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

Head to head
About

LEDVANCE LUX

Measure light intensity in LUX to ensure optimal lighting for concentration at your desk or home office. This app helps you create a productive and comfortable workspace by recommending illuminants.

Highlights
  • Measure light brightness in LUX
  • Real-time measurement
  • Workplace optimization recommendations
  • Attractive design
  • Ease of use
Features
Read full description

Find the perfect lighting for your workplace or home office. The correct lighting at your desk plays a major role in how concentrated you can be in your work. The LEDVANCE Lux-O-Meter application is a convenient light intensity meter that allows you to check lighting conditions anywhere. Ensure that the lighting at your desk or that of your children is appropriate and supports concentration. Especially in your home office, the application helps you transform your workplace or drawing table into a productive feel-good place. Features - Measuring light brightness in LUX - Attractive design - Ease of use - Recommendation of illuminants for workplace optimization - Real-time measurement Privacy policy: https://www.ledvance.com/consumer/company/about-ledvance/privacy-policy/privacy-policy-lux-o-meter-app/ Terms and Conditions: https://www.ledvance.com/consumer/company/about-ledvance/terms-of-use/terms-of-use-lux-o-meter-app

About

Luminosys

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.

Highlights
  • Measures light in Lux
  • Measures light in Foot Candles (FC)
  • Uses phone camera for accuracy
  • Easy to use interface
  • Suitable for photography
  • Useful for indoor gardening
Read full description

Luminosys allows you to accurately measure the ambient light level in Lux or Foot Candles (FC). To do this, Luminosys uses your phone's camera in conjunction with a piece of paper to accurately measure the light level. It is very easy to use and is a great app for those looking for accurate light measurements for photography, comparing light sources, or indoor gardening.

Screenshots

LEDVANCE LUX4 screens
Luminosys3 screens

Verdict

The call

The clearest difference is ads: LEDVANCE LUX at none against Luminosys's shown. LEDVANCE LUX also leads on update cadence (every 5 months vs every 19 months) and review sentiment (93% vs 75%). On price, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

LEDVANCE LUX ships an update every 5 months, Luminosys every 19 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

Scorecard5 real differences · 5 level
LEDVANCE LUX versus Luminosys: the parameters behind the verdict, then further details
ParameterLEDVANCE LUXLuminosys
PriceFreeFree
Rating—4.3 (10 ratings) — better
Positive reviews92.9% of reviews — better75.0% of reviews
Number of ratings—10 — better
Update frequencyEvery 5 months — betterEvery 19 months
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPod — betteriPhone
Requires iOS13.0 — better16.0
Further details — not scored
Size16 MB3 MB
Age rating17+4+
DeveloperLEDVANCE GmbHMelissa Zwick

Customer experience

LEDVANCE LUX

Written reviews14 reviews
Positive92.9%
Neutral0.0%
Negative7.1%

Luminosys

All ratings7 ratings
Positive85.7%
Neutral0.0%
Negative14.3%
Written reviews4 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

In-app purchases

None

LEDVANCE LUX

No in-app purchases

None

Luminosys

No in-app purchases

Questions

Is LEDVANCE LUX free?
LEDVANCE LUX is free to download, with no in-app purchases.
Is Luminosys free?
Luminosys is free to download, with no in-app purchases.
Do LEDVANCE LUX or Luminosys have ads?
Luminosys shows ads; LEDVANCE LUX does not.
Which is updated more often, LEDVANCE LUX or Luminosys?
LEDVANCE LUX ships an update every 5 months, and Luminosys every 19 months. Most recently, LEDVANCE LUX was updated on November 3, 2026 and Luminosys on November 4, 2026.

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