Comparison

Light Lux Meter vs Light Meter Pro

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

Head to head
About

Light Lux Meter

This app helps photographers and videographers measure light levels for optimal exposure. It offers lux and foot-candle scales, and can calculate light ratios, serving as a convenient alternative to professional equipment for amateur use.

Highlights
  • Measures light in lux and foot-candles
  • Calculates light ratio for photos
  • Dual camera support
  • Accurate algorithm
  • New design
Features
Read full description

Looking for a light meter? You have just found the best Light Meter app for iPhone. Controlling light is an essential skill for all photographers, videographers, digital filmmakers, both amateur and professional. Lux Light Meter will help you measure and control light level for the perfect picture exposure. Save time and money by getting our lux light meter app instead of expensive luminosity meters. The app support lux & foot-candle light scales. Get the rate light ratio for your photos. New features: - dual camera support - more accurate algorithm - new design Remember that Lux Light Meter is not a replacement for a professional device. It should be used for amateur purposes only.

About

Light Meter Pro

Features
Read full description

Light Meter Pro turns your iPhone or iPad camera into an everyday light reference tool. Measure light levels on desks, reading pages, screen environments, as well as photography exposure and plant grow lights. The app estimates Lux, Color Temperature, EV100, PPFD, and DLI, offering clear adjustment suggestions tailored to your current scenario. Key Features: - Study & Reading Light Check: Evaluates lighting conditions for desks, books, and screen environments. - Photography Exposure Reference: Supports shutter speed, ISO, aperture, EV100, and suggested parameters. - Plant Lighting Estimation: Covers canopy illuminance, PPFD, DLI, and daily light hours. - Dual Measurement Modes: Supports both front-facing incident light and rear-facing reflected light measurement. - Custom Calibration: Allows you to adjust metering coefficients by comparing readings with a professional lux meter. - 100% Privacy-Focused: All processing is done locally on your device. No accounts required, no cloud uploads, and photos are never saved. Ideal Use Cases: - Checking ambient light to ensure a healthy environment for children’s homework, reading, or screen time. - Quickly referencing exposure parameters and EV differences before a photoshoot. - Determining if indoor plants need supplementary grow lights or a change of location. - Comparing lighting changes across different lamps, locations, and times of day. Important Disclaimer: Smartphone cameras are not metrologically certified lux meters, color temperature meters, spectrometers, PAR sensors, or professional photographic light meters. Light Meter Pro is designed for quick comparisons, home lighting adjustments, and pre-shoot estimates. For lighting compliance inspections, medical assessments, commercial testing, or precision agriculture, please use calibrated professional instruments.

Screenshots

Light Lux Meter3 screens
Light Meter Pro4 screens

Verdict

The call

The clearest difference is update cadence: Light Meter Pro at every 3 weeks against Light Lux Meter's every 3 months. Light Lux Meter's advantage is iOS requirement (10.0 vs 17.0). On price, ads, 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

Light Lux Meter costs $2.99 and Light Meter Pro $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Light Lux Meter ships an update every 3 months, Light Meter Pro every 3 weeks. The most recent releases landed on November 1, 2026 and November 5, 2026 respectively.

Scorecard2 real differences · 8 level
Light Lux Meter versus Light Meter Pro: the parameters behind the verdict, then further details
ParameterLight Lux MeterLight Meter Pro
Price$2.99$2.99
Rating4.0 (55 ratings) — better—
Positive reviews11.5% of reviews—
Number of ratings55 — better—
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS10.0 — better17.0
Further details — not scored
Size30 MB16 MB
Age rating4+4+
DeveloperAexol StudioGuangzhou Ciyou Network Technology Co., Ltd.

In-app purchases

None

Light Lux Meter

No in-app purchases

None

Light Meter Pro

No in-app purchases

Questions

Is Light Lux Meter free?
Light Lux Meter costs $2.99, with no in-app purchases.
Is Light Meter Pro free?
Light Meter Pro costs $2.99, with no in-app purchases.
Do Light Lux Meter or Light Meter Pro have ads?
Neither Light Lux Meter nor Light Meter Pro shows ads.
Which is updated more often, Light Lux Meter or Light Meter Pro?
Light Lux Meter ships an update every 3 months, and Light Meter Pro every 3 weeks. Most recently, Light Lux Meter was updated on November 1, 2026 and Light Meter Pro on November 5, 2026.

Other comparisons