Comparison

Luminometer vs VSensors

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

Head to head
About

Luminometer

Transform your device into a professional light meter to measure luminosity in lux and foot-candles. Achieve optimal illumination for any space, from greenhouses to workspaces, ensuring comfort and preventing glare. Calibrated with reference equipment for precise and reliable readings.

Highlights
  • Measures lux and foot-candle units
  • Internal Exposure Compensation for accuracy
  • Camera view for measured area
  • Calibrated with reference equipment
  • Versatile for various lighting conditions
  • Helps set optimal illumination levels
Features
Read full description

Luminometer is an exceptional app that is designed to transform your iPhone or iPad into a professional and user-friendly light meter. It is based on Internal Exposure Compensation, which makes it the most accurate lux meter available on the market today. With Luminometer, you can easily measure the lux of any light source in both lx and foot-candle units without having to spend any money on professional equipment. One of the standout features of Luminometer is the ability to swiftly and efficiently set up your greenhouse, living room, workplace, study room, or any other area with the perfect level of illumination. Our app ensures that you achieve a well-lit environment that is comfortable to work in without causing any unnecessary glare. The app is incredibly versatile, making it consistent for use in various lighting conditions such as plant lighting, household lighting, workstation lighting, and mood lighting. No matter the type of lighting you need to measure, Luminometer is up to the task. With Luminometer, you get a comprehensive set of features that enable you to measure lux with ease. The camera view feature allows you to view the area being measured, making it even more user-friendly. The app is calibrated using top reference equipment, ensuring that your measurements are always precise and reliable. Whether you're dealing with ambient indoor and outdoor lighting or task and accent lighting, Luminometer has you covered. You can trust that our app is accurate and reliable, thanks to our calibration process, which is done using the best reference equipment available. In conclusion, if you're looking for an accurate, versatile, and easy-to-use light meter app, then Luminometer is the perfect solution for you. Get started today and experience the benefits of using our app to achieve the perfect level of illumination for any environment. Terms and pricing: Our weekly subscription costs $3.99 USD/week and provides you with unlimited access to premium features, as long as your subscription remains active. The subscription automatically renews, and payment will be charged to your iTunes account when you confirm the initial purchase. If you do not wish to renew your subscription, you may turn off the auto-renewal option in your Account Settings at least 24-hours before the current subscription period ends. For more information, please refer to our terms of service available at https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ or privacy policy on https://27groupts.notion.site/Privacy-Policy-for-Luminometer-iOS-App-68f7e665c2924108a9111eae825e53c7

About

VSensors

This application connects to multiple Bluetooth sensors to monitor environmental conditions like illumination, temperature, humidity, and noise. It displays data in maximum/minimum modes, line charts, and tables, with export options available. Requires Vevor Bluetooth Sensor Series and iOS 9.0 or later.

Highlights
  • Connects multiple Bluetooth sensors simultaneously
  • Monitors illumination, temperature, humidity, and noise
  • Maximum and minimum display modes
  • Line chart and data table views
  • Data export in various formats
Features
Read full description

Application features: - Multiple Bluetooth sensors, such as illumination, temperature and humidity, noise, etc., can be automatically connected at the same time - Includes maximum minimum display mode - Includes line chart view - Includes view of the data table - Data can be exported in a variety of formats Preconditions for using: - Use the Vevor Bluetooth Sensor Series - IOS 9.0 or an updated version is required to support Bluetooth 4.0 and above devices

Screenshots

Luminometer3 screens
VSensors3 screens

Verdict

The call

The clearest difference is rating: Luminometer at 3.5 against VSensors's 2.3. Luminometer also leads on update cadence (every 2 months vs every 7 months). VSensors's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price, review sentiment, ratings volume 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. Luminometer sells 2 in-app purchases, starting at $2.99 per 7 days. VSensors asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Luminometer holds the better App Store score, 3.5 against 2.3. Both are backed by a comparable volume of ratings — 16 and 6 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

UpkeepUpdate frequency

Luminometer ships an update every 2 months, VSensors every 7 months. Both last shipped on October 24, 2026.

Scorecard6 real differences · 4 level
Luminometer versus VSensors: the parameters behind the verdict, then further details
ParameterLuminometerVSensors
PriceFreeFree
Rating3.5 (16 ratings) — better2.3 (6 ratings)
Positive reviews0.0% of reviews0.0% of reviews
Number of ratings16 — better6
Update frequencyEvery 2 months — betterEvery 7 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.612.0 — better
Further details — not scored
Size14 MB43 MB
Age rating4+17+
Developer27GROUPZHANGZHOU EASTERN INTELLIGENT METER CO., LTD.

Customer experience

Luminometer

All ratings13 ratings
Positive69.2%
Neutral7.7%
Negative23.1%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

VSensors

All ratings7 ratings
Positive28.6%
Neutral0.0%
Negative71.4%
Written reviews3 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

2 purchases

Luminometer

Subscriptions1
  • Weekly$2.997 Days
One-time1
  • Lifetime$9.99
None

VSensors

No in-app purchases

Questions

Is Luminometer free?
Luminometer is free to download, with in-app purchases available.
Is VSensors free?
VSensors is free to download, with no in-app purchases.
Which has better reviews, Luminometer or VSensors?
Luminometer is rated higher. Luminometer averages 3.5 out of 5 from 16 ratings, while VSensors averages 2.3 from 6 ratings.
Do Luminometer or VSensors have ads?
Luminometer shows ads; VSensors does not.
Which is updated more often, Luminometer or VSensors?
Luminometer ships an update every 2 months, and VSensors every 7 months. Most recently, Luminometer was updated on October 24, 2026 and VSensors on October 24, 2026.

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