Comparison

Lux Meter Pros 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

Lux Meter Pros

This tool transforms your iPhone into a professional light testing device. It measures lux levels, conducts emergency lighting discharge tests, and generates compliance certificates for UK electricians and facility managers.

Highlights
  • Real-time lux measurement
  • Photo-based light readings
  • Room grid mapping
  • Emergency light testing (BS 5266)
  • Certificate generation (PDF)
  • Exportable reports (PDF/CSV)
  • Historical tracking
Features
Read full description

The only lux meter app with BS 5266 emergency lighting compliance, PDF certificates, logbooks, and minor works reports — built for UK electricians, inspectors, and facility managers. Turn your iPhone into a professional light testing toolkit. Measure lux levels, run 1-hour and 3-hour discharge tests, generate fire alarm certificates, and export everything as PDF — no additional hardware needed. REAL-TIME LUX MEASUREMENT Instant illuminance readings using your iPhone's built-in sensor. Accurate enough for site surveys, workplace assessments, and lighting design verification. PHOTO-BASED LIGHT READINGS Capture photos alongside each reading for site documentation. Perfect for audit trails and client reports. ROOM GRID MAPPING Build light heatmaps across any space. Identify dark spots, verify uniformity, and pinpoint where lighting falls below safe levels. EMERGENCY LIGHT TESTING (Pro) Run timed 1-hour and 3-hour discharge tests to BS 5266 standards. Monitor compliance levels throughout the test and record results automatically. CERTIFICATE GENERATION (Pro) Generate professional-grade documents on site, ready to hand over or email: — Emergency Lighting Periodic Test Certificate — Emergency Lighting Logbook — Minor Electrical Works Certificate — Fire Alarm Certificate EXPORTABLE REPORTS Save all lux data and compliance reports as PDFs or CSVs. Attach photos, timestamps, and location references. HISTORICAL TRACKING Compare readings over time for any location. Track whether lighting conditions have changed between inspections. BUILT FOR PROFESSIONALS — Electricians and lighting contractors — Facility and building managers — Fire safety and compliance officers — Architects and interior designers — Health and safety inspectors SUBSCRIPTION PLANS Weekly Lux Pass – £0.99/week Monthly Lux Pass – £2.99/month Yearly Lux Pass – £24.99/year Subscriptions auto-renew unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in your Apple ID account settings. Payment is charged to your Apple ID account at confirmation of purchase. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://luxmeterpro.com/private-policy Support: https://luxmeterpro.com/contact-us

About

Light Meter

This tool precisely measures light intensity in Lux and Footcandles, offering data for photography, plant care, and environmental analysis. It provides photography recommendations and generates data reports for various applications.

Highlights
  • Multi-mode metering system
  • Real-time color temperature capture
  • Photography decision engine
  • Plant cultivation light monitoring
  • Space optimization analysis
  • Data report generation
Features
Read full description

This is a high-precision light measurement tool that combines professional metering technology with cross scene adaptation capabilities, providing data support for photography creation, plant research, and environmental optimization. Core functional architecture • Multi mode metering system - Real time capture of color temperature changes and synchronized display of dual unit values of Lux and Fc, supporting dynamic average and peak recording • Photography Decision Engine - Based on ambient light intensity, it intelligently recommends shutter speed, ISO, and aperture combinations, allowing manual adjustment of parameters to achieve personalized exposure control Cross disciplinary analysis tools *Plant cultivation: Monitoring photosynthetically active radiation to ensure optimal growth light conditions *Space optimization: Diagnosing office/home lighting environments and preventing visual fatigue Technical characteristics and value √ Adopting multi-sensor collaborative algorithm, with an error rate lower than industry standards √ Portable use on mobile devices, replacing traditional professional equipment to reduce costs √ Generate data reports and support customized archiving of lighting schemes Redefining the Dimension of Light Control from Lens to Leaves "- Recommended Tool for Photography and Plant Science in 2025 1. Payment: The user deducts the payment through their iTunes account and makes the payment upon confirmation of the purchase 2. Renewal: The user's iTunes account will be charged within 24 hours before expiration, increasing the corresponding subscription period 3. Cancel Renewal: To cancel the renewal, go to "iTunes Store and App Store" ->click on "App ID", enter the "Account Settings" page, click on "Subscription", and select "Cancel Subscription" 4. Privacy Agreement and Service Terms: https://docs.google.com/document/d/1nONXGfXZcKQ6xEDwxsVuXdxZGoxmut4_i64fmeCuWhE 5. Terms of Use: https://docs.google.com/document/d/1TpnftZ9iV5KYd_4xqYNkfYs-8Zt9nWXMU_UHLMbype8

Screenshots

Lux Meter Pros4 screens
Light Meter4 screens

Verdict

The call

The clearest difference is rating: Lux Meter Pros at 5.0 against Light Meter's 3.6. Light Meter's advantage is update cadence (every 6 weeks vs every 4 months) and ratings volume (15 vs 1). On price, ads, in-app purchases and monetization model 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. Lux Meter Pros sells 3 in-app purchases, starting at $0.99 per 7 days and Light Meter sells 3 in-app purchases, starting at $9.00 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Lux Meter Pros holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: Light Meter has 15 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Lux Meter Pros ships an update every 4 months, Light Meter every 6 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard4 real differences · 6 level
Lux Meter Pros versus Light Meter: the parameters behind the verdict, then further details
ParameterLux Meter ProsLight Meter
PriceFreeFree
Rating5.0 (1 ratings) — better3.6 (15 ratings)
Positive reviews50.0% of reviews—
Number of ratings115 — better
Update frequencyEvery 4 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.613.0 — better
Further details — not scored
Size25 MB13 MB
Age rating4+4+
DeveloperDADLINK TECHNOLOGIES LIMITED琦 崔

Customer experience

Lux Meter Pros

Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Light Meter

All ratings4 ratings
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

3 purchases

Lux Meter Pros

Subscriptions3
  • Weekly Lux Pass$0.997 Days
  • Monthly Lux Pass$2.991 Month
  • Annual Lux Pass$24.991 Year
3 purchases

Light Meter

Subscriptions1
  • Weekly membership3 Days trial$9.007 Days
One-time2
  • Annual Membership$14.99
  • Lifetime membership$29.99

Questions

Is Lux Meter Pros free?
Lux Meter Pros is free to download, with in-app purchases available.
Is Light Meter free?
Light Meter is free to download, with in-app purchases available.
Which has better reviews, Lux Meter Pros or Light Meter?
Lux Meter Pros is rated higher. Lux Meter Pros averages 5.0 out of 5 from 1 ratings, while Light Meter averages 3.6 from 15 ratings.
Do Lux Meter Pros or Light Meter have ads?
Neither Lux Meter Pros nor Light Meter shows ads.
Which is updated more often, Lux Meter Pros or Light Meter?
Lux Meter Pros ships an update every 4 months, and Light Meter every 6 weeks. Most recently, Lux Meter Pros was updated on October 24, 2026 and Light Meter on October 25, 2026.

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