Comparison

Lux Light Meter Pro for Photo vs PPFD METER

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

Head to head
About

Lux Light Meter Pro for Photo

This app provides precise light measurements in lux and foot candles, along with real-time color temperature readings. It offers shooting value recommendations and allows manual adjustment of camera settings for photographers, plant enthusiasts, and workspace optimization.

Highlights
  • Real-time color temperature measurement
  • Lux and foot candles light measurements
  • Average and max light values
  • Real-time shooting value recommendations
  • Adjustable shutter speed, aperture, and ISO
  • Plant light optimization
  • Workspace illumination tuning
Features
Read full description

Light Meter is the ultimate tool for precise, effortless, and versatile light measurement. This application stands as the epitome of accuracy, user-friendliness, and adaptability, making it an essential companion for photographers, plant enthusiasts, and anyone seeking optimal light adjustments in various spaces. Key Features: • Real-time Color Temperature Measurement: Witness the world in stunning color accuracy as Light Meter provides real-time color temperature readings. Perfect for photographers seeking to capture the precise mood and ambience of any scene or setting. • Lux and Foot Candles Light Measurements: Light Meter offers dual units - lux and foot candles - to ensure you have precise measurements regardless of your location or industry. • Average and Max Values: Stay informed about the fluctuations in light intensity with Light Meter's average and maximum value readings. This feature enables you to understand the full range of lighting conditions and make necessary adjustments accordingly. • Real-Time Shooting Value Recommendations: For photographers seeking that picture-perfect shot, Light Meter offers real-time shooting value recommendations. This feature suggests the ideal shutter speed, aperture, and ISO settings based on the prevailing lighting conditions. • Ability to change and fix individual values ​​(shutter speed, aperture, ISO): Photographers, in particular, will delight in the ability to fine-tune individual values such as shutter speed, aperture, and ISO directly within the application. Seamlessly adjust settings to attain the ideal balance of light for every shot. Beyond photography, Light Meter proves to be an invaluable asset in various other domains. Keep your plants thriving by ensuring they receive the optimum amount of light. Enhance your workspace environment by tailoring the illumination to your specific needs. You can purchase an auto-renewable subscription to get full access. Your subscription will be charged to your iTunes account at confirmation of purchase. The subscription automatically renews for the same price and the duration period depends on the selected plan (weekly, monthly, yearly) unless canceled at least 24 hours before the end of the current period. You can turn off the auto-renewal feature at any time by changing your account settings. Please choose from our standard subscription options below: 1-week subscription from $2.99; 1-month subscription from $5.99; 12-month subscription from $14.99. Prices may change depending on your country. Privacy Policy: https://appliks.com/privacy-policy ​​Terms of Use: https://appliks.com/terms-of-use

About

PPFD METER

This app measures light intensity for plants, converting LUX to PPFD and DLI. It offers advanced light mapping, uniformity analysis, and efficiency insights to optimize plant growth. Customize profiles for different environments and growth stages.

Highlights
  • LUX, PPFD, DLI, and PAR measurements
  • Light mapping and distribution analysis
  • Uniformity and PPF evaluation
  • Energy efficiency and consumption tracking
  • Customizable setting profiles
  • Bluetooth sensor integration
Read full description

Perfect for both seasoned gardeners and beginners, PPFD Meter sets itself apart from standard grow light meter apps with its comprehensive features and intuitive design. Using your phone's built-in sensors or the acclaimed UNI-T UT383 BT sensor via Bluetooth, PPFD Meter provides precise and reliable light measurements. This accuracy is essential for understanding and optimizing the light your plants receive, ensuring their health and growth. PPFD Meter is more than a light measurement tool; it's a guide to understanding your plants' needs. It converts LUX readings into PPFD (Photosynthetic Photon Flux Density) and DLI (Daily Light Integral), providing critical insights for your lighting setup. Customize up to five different settings profiles for various environments or growth stages, making your plant care as unique as your garden. Advanced Light Mapping and Analysis Step into a new era of light management with PPFD Meter's advanced light mapping capabilities. Our exclusive PAR and DLI Maps feature offers a vivid, detailed representation of light distribution across your grow area, enabling precise adjustments for optimal plant growth. But that's just the beginning: In-Depth Light Analysis: Measure light uniformity to ensure even plant growth, and evaluate your setup's PPF (Photosynthetic Photon Flux) to understand the total light output. Efficiency and Consumption Insights: Assess the efficiency of your lighting system in converting energy into usable light. Track the daily total energy consumption to manage your energy usage and environmental impact effectively. Comprehensive DLI Tracking: Monitor the Daily Light Integral, a key factor in regulating plant health and growth cycles, ensuring your plants receive the right amount of light each day. These advanced features make PPFD Meter not just an app, but a vital partner in your indoor gardening journey. It’s a leap forward from typical grow light meter apps, offering a depth of analysis and customization that truly enhances your plant care experience. Download PPFD Meter today and embark on a journey of precision and expertise in plant care. Your plants will thrive like never before! Privacy Policy: https://www.ppfd.app/pp Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Lux Light Meter Pro for Photo3 screens
PPFD METER4 screens

Verdict

The call

The clearest difference is monetization model: PPFD METER at free with in-app purchases against Lux Light Meter Pro for Photo's subscription. Lux Light Meter Pro for Photo's advantage is ads (none vs shown) and ratings volume (448 vs 130). On price, rating, review sentiment and update cadence 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 Light Meter Pro for Photo sells 8 in-app purchases, starting at $1.99 per 7 days and PPFD METER sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Lux Light Meter Pro for Photo against 4.6 for PPFD METER. Both are backed by a comparable volume of ratings — 448 and 130 respectively. Written reviews split almost evenly too, at 53% and 53% positive.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

Scorecard4 real differences · 6 level
Lux Light Meter Pro for Photo versus PPFD METER: the parameters behind the verdict, then further details
ParameterLux Light Meter Pro for PhotoPPFD METER
PriceFreeFree
Rating4.8 (448 ratings) — better4.6 (130 ratings)
Positive reviews52.7% of reviews — better52.6% of reviews
Number of ratings448 — better130
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNo — betterYes
In-app purchasesYesYes
MonetizationSubscriptionFree with in-app purchases — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.6 — better18.0
Further details — not scored
Size156 MB46 MB
Age rating+44+
DeveloperAppLiks Sp. z O.O.Candas Pamukcu

Customer experience

Lux Light Meter Pro for Photo

All ratings441 ratings
Positive94.6%
Neutral2.5%
Negative2.9%
Written reviews55 reviews
Positive52.7%
Neutral0.0%
Negative47.3%

PPFD METER

All ratings129 ratings
Positive89.9%
Neutral3.9%
Negative6.2%
Written reviews19 reviews
Positive52.6%
Neutral10.5%
Negative36.8%

Bugs and requests

Lux Light Meter Pro for Photo

Reported bugs

3 issues
  • Constant crashes during use
  • Artificial grow light LED readings appear inaccurate
  • Indoor setting measurements too low for accuracy

Requested features

4 requests
  • Clear documentation explaining indoor vs outdoor lux settings
  • Comprehensive user guide and help documentation
  • Explanation of technical differences in measurement modes
  • Better onboarding to showcase free features before sign-up

PPFD METER

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

Lux Light Meter Pro for Photo

Subscriptions8
  • Weekly Access$1.997 Days
  • Weekly Access$2.997 Days
  • Light Meter & Exposure Value3 Days trial$2.997 Days
Show 5 more
  • Monthly Access$5.991 Month
  • Light Meter Premium3 Days trial$5.991 Month
  • Yearly Access$7.991 Year
  • Lux Light Meter PRO3 Days trial$19.991 Year
  • Yearly Access$19.991 Year
3 purchases

PPFD METER

Subscriptions2
  • Premium$1.991 Month
  • Premium Plus$2.991 Month
One-time1
  • Remove Ads$29.99

Questions

Is Lux Light Meter Pro for Photo free?
Lux Light Meter Pro for Photo is free to download, with in-app purchases available.
Is PPFD METER free?
PPFD METER is free to download, with in-app purchases available.
Which has better reviews, Lux Light Meter Pro for Photo or PPFD METER?
Lux Light Meter Pro for Photo is rated higher. Lux Light Meter Pro for Photo averages 4.8 out of 5 from 448 ratings, while PPFD METER averages 4.6 from 130 ratings.
Do Lux Light Meter Pro for Photo or PPFD METER have ads?
PPFD METER shows ads; Lux Light Meter Pro for Photo does not.
Which is updated more often, Lux Light Meter Pro for Photo or PPFD METER?
Lux Light Meter Pro for Photo ships an update every 3 weeks, and PPFD METER every 3 weeks. Most recently, Lux Light Meter Pro for Photo was updated on November 3, 2026 and PPFD METER on November 4, 2026.

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