Comparison

Light Meter vs Light Meter.

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

Head to head
About

Light Meter

This app functions as a precise and user-friendly light meter using your phone's built-in sensors. It measures illuminance, color temperature, PPFD/PAR, DLI, and luminous flux in real-time. It also includes a calculator for various illumination parameters and allows sharing or saving of measurements.

Highlights
  • Real-time illuminance measurement
  • Color temperature measurement
  • PPFD/PAR and DLI calculation
  • Built-in illumination calculator
  • Share and save measurements
  • No additional equipment needed
Read full description

Lux-525 Pro – universal, highly-precise, and easy to use light meter. - Requires no additional equipment, everything you need is already in your phone - Calibrated with professional light meter - Smart algorithm provides unsurpassed accuracy in all conditions - Real-time measurements of illuminance, color temperature, PPFD/PAR, DLI and luminous flux - Large collection of light sources necessary for accurate calculation of PPFD/PAR and DLI - Built-in calculator for convenient and precise calculation of various illumination parameters (PPFD, DLI, Lux, Fc, Lumens) - Share your measurements via a text message or email or save them to your phone Lux-525 Pro is the best-in-class digital light meter on the phone. It is intended for personal use and may not fully replace industrial-grade light meters. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://n17dev.web.app/light-meter/policy.html

About

Light Meter.

Features
Read full description

Measure Light Intensity with Precision! Accurately gauge the brightness in any environment using our Light Meter app. Perfect for photographers, videographers, and anyone needing to measure light levels. Record and track readings to ensure the ideal lighting for your projects. Terms Of Use https://github.com/projectuser-gl/terms/blob/main/light-meter.html Privacy Policy https://www.privacypolicies.com/live/bcfb1b5b-5181-4248-8f20-8330913b3e98

Screenshots

Light Meter4 screens
Light Meter.4 screens

Verdict

The call

The clearest difference is update cadence: Light Meter. at every 6 weeks against Light Meter's every 10 months. Light Meter's advantage is iOS requirement (15.5 vs 17.2). 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

Both are free to download. Light Meter sells 4 in-app purchases, starting at $3.99 per month and Light Meter. sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Light Meter ships an update every 10 months, Light Meter. every 6 weeks. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.

Scorecard2 real differences · 8 level
Light Meter versus Light Meter.: the parameters behind the verdict, then further details
ParameterLight MeterLight Meter.
PriceFreeFree
Rating4.5 (116 ratings) — better—
Positive reviews33.3% of reviews—
Number of ratings116 — better—
Update frequencyEvery 10 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPod — betteriPhone
Requires iOS15.5 — better17.2
Further details — not scored
Size17 MB1 MB
Age rating4+4+
DeveloperAndrey IvankinMuhammed Efdal incesu

In-app purchases

4 purchases

Light Meter

Subscriptions2
  • Premium Monthly Subscription3 Days trial$3.991 Month
  • Premium Monthly Subscription3 Days trial$4.991 Month
One-time2
  • Premium Lifetime Subscription$19.99
  • Premium Lifetime Subscription$29.99
1 purchases

Light Meter.

One-time1
  • Light Meter Lifetime Premium$2.99

Questions

Is Light Meter free?
Light Meter is free to download, with in-app purchases available.
Is Light Meter. free?
Light Meter. is free to download, with in-app purchases available.
Do Light Meter or Light Meter. have ads?
Neither Light Meter nor Light Meter. shows ads.
Which is updated more often, Light Meter or Light Meter.?
Light Meter ships an update every 10 months, and Light Meter. every 6 weeks. Most recently, Light Meter was updated on October 30, 2026 and Light Meter. on October 27, 2026.

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