MoodPixel vs Lux Therapy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MoodPixel
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Track your mood changes every day in a very easy way. You can choose up to three moods per day, out of 8 different moods. You can set a reminder for any time of the day and change the colors of any mood.
Lux Therapy
This app measures ambient light levels to help optimize your exposure for better mood, sleep, and potential Vitamin D synthesis. Set custom light exposure goals and receive reminders to help you achieve them.
- Measures ambient light in lux-minutes
- Estimates Vitamin D synthesis
- Customizable light exposure goals
- Reminders for light exposure goals
- User-friendly interface
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Lux Therapy App is a simple light measurement app designed to help optimize your exposure to natural and artificial light for enhanced well-being. The app measures ambient light levels in lux-minutes for potential mood enhancement, circadian rhythm regulation, and overall health. Additionally, Lux Therapy estimates your potential Vitamin D synthesis based on light exposure in your current environment. This app is designed as a simple light calculator to estimate the amount of light exposure you are getting in your current environment as that environment changes throughout the day. Manually set to full sun, daylight, dim room, cloudy day, office, late night, etc. Helpful to pinpoint and estimate light exposure goals. The app empowers users to harness the power of light for improved energy, focus, and wellness. Key Features: Lux (Light Exposure) Measurement: Accurately measures ambient light intensity in real-time using your device's light sensor. Lux (Light Exposure) Calculator: Measures the amount of light you are receiving throughout the day in different environments. Lux (Light Exposure) Goals: Set a customizable light exposure goal and use the light exposure tabs to estimate if you are getting enough light in your environment daily. Notifications to remind you to hit your customizable light exposure goal. Vitamin D Estimation: Calculates potential Vitamin D production based on light exposure, skin type, current location, and cloud cover. User-Friendly Interface: Intuitive design with customizable settings for all users. Ideal For: Individuals seeking to improve mood, regulate sleep, or boost Vitamin D levels through optimized light exposure.
Screenshots
Verdict
MoodPixel and Lux Therapy are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | MoodPixel | Lux Therapy |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.5 (2 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 2 — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 1 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Philipp Heck | Aeralas |
In-app purchases
MoodPixel
No in-app purchases
Lux Therapy
No in-app purchases








