Libre Light Sensor vs Lux Light Meter & Photometer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Libre Light Sensor
Measure ambient light levels in Lux using your iPhone's camera. Optimize sleep quality by understanding light exposure throughout the day and night.
- Measure light in Lux
- Utilizes iPhone camera
- Optimize sleep quality
- Track light exposure
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Measure light levels in any environment. Libre Light Sensor leverages your iPhone's camera to calculate luminosity as measured in Lux. This allows you to determine how much light exposure your eyes are receiving when you wake up, during the day, and before bed in order to optimize your sleep quality.
Lux Light Meter & Photometer
Measure light intensity and color temperature for photography, plant care, and workspace optimization. Offers real-time readings, shooting recommendations, and manual control for precise lighting adjustments.
- Real-time color temperature readings
- Lux and Foot Candle measurements
- Average and Max light values
- Shooting recommendations for photographers
- Manual control of camera settings
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Light Meter is a versatile and precise solution for measuring light in various environments. Whether you're a photographer capturing perfect shots, a plant enthusiast ensuring ideal lighting conditions, or simply someone optimizing workspace illumination, this app offers all the features you need. Key Features: • Real-Time Color Temperature: Get accurate color temperature readings to capture the right mood and ambiance for your photos. • Lux & Foot Candle Measurements: Measure light intensity using your preferred units, ensuring precision for any industry or setting. • Average & Max Light Values: Monitor fluctuations in light levels with detailed average and peak readings. • Shooting Recommendations for Photographers: Receive real-time suggestions for shutter speed, aperture, and ISO based on current lighting. • Manual Control: Easily adjust and fix individual settings like shutter speed, aperture, and ISO for complete customization. Light Meter goes beyond photography — it's a must-have tool for plant care, workspace optimization, and any situation where light makes a difference. Privacy policy: https://it-incubator.eu/en/privacy-policy Terms of use: https://it-incubator.eu/en/terms-of-use
Screenshots
Verdict
The clearest difference is in-app purchases: Libre Light Sensor at none against Lux Light Meter & Photometer's 6. Libre Light Sensor also leads on ads (none vs shown). On price, rating, review sentiment and ratings volume 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
Both are free to download. Lux Light Meter & Photometer sells 6 in-app purchases, starting at $2.99 per 7 days. Libre Light Sensor asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.8 for Libre Light Sensor against 4.8 for Lux Light Meter & Photometer. Both are backed by a comparable volume of ratings — 113 and 196 respectively. Written reviews are what separate them: 82% of Libre Light Sensor's written reviews are positive against 85% of Lux Light Meter & Photometer's.
Libre Light Sensor ships an update every 5 weeks, Lux Light Meter & Photometer monthly. Both last shipped on October 19, 2026.
| Parameter | Libre Light Sensor | Lux Light Meter & Photometer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (113 ratings) — better | 4.8 (196 ratings) |
| Positive reviews | 82.4% of reviews | 85.0% of reviews — better |
| Number of ratings | 113 | 196 — better |
| Update frequency | Every 5 weeks | Monthly — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 54 MB |
| Age rating | 4+ | 4+ |
| Developer | John Harrington | ITincubator UAB |
Customer experience
Libre Light Sensor
Lux Light Meter & Photometer
In-app purchases
Libre Light Sensor
No in-app purchases
Lux Light Meter & Photometer
- Light Meter App$2.997 Days
- Light Meter App3 Days trial$2.997 Days
- Light Meter App3 Days trial$5.991 Month
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- Light Meter App$5.991 Month
- Light Meter App$14.991 Year
- Light Meter App3 Days trial$14.991 Year
Questions
Is Libre Light Sensor free?
Is Lux Light Meter & Photometer free?
Which has better reviews, Libre Light Sensor or Lux Light Meter & Photometer?
Do Libre Light Sensor or Lux Light Meter & Photometer have ads?
Which is updated more often, Libre Light Sensor or Lux Light Meter & Photometer?
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