Curious Mobile vs LYS Track
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Curious Mobile
This app facilitates secure data collection and content delivery for research studies and healthcare interventions. It supports groundbreaking research and educational programs, making scientific work more efficient.
- Secure data collection
- Content delivery
- Supports research studies
- Enables healthcare interventions
- Delivers educational programs
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The Curious app, formerly known as MindLogger, enables data collection and content delivery while maintaining the highest standards of security. Whether supporting groundbreaking studies, enabling evidence-based interventions in healthcare, or delivering leading educational programs, Curious makes research work more effectively for everyone.
LYS Track
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Sleep soundly, boost your energy levels and improve your mood. LYS is your personal guide to a healthier life with light. • Learn how the light in your everyday life affects your wellbeing • Learn about your inner clock and follow science-based wellbeing programmes LIGHT, HEALTH AND WELLBEING Light has a powerful effect on your physical and mental health – influencing everything from how well you sleep to your focus at work. But in the modern world, 90% of our time is spent indoors. And most people struggle to get the light they need to maintain healthy sleep-wake cycles. Inspired by the latest research in sleep science, LYS helps you understand and find the right light for you. LYS is here to keep you happy, healthy and productive. ARE YOU A NIGHT OWL OR A MORNING LARK? The first step to healthy habits: know yourself. Use LYS to discover your chronotype. Learn about your inner clock and how to use light to your advantage Discover your optimal times for work, exercise, and sleep FOLLOW SCIENCE-BASED WELLBEING PROGRAMMES LYS Wellbeing Programmes nudge you towards small changes in your everyday life that can make a big difference to your sleep, mood and energy levels. In-depth analysis of your sleep-wake cycles and light intake Get detailed advice on how to improve your sleep and wellbeing Using your sleep data from the Health app, LYS will automatically adjust your schedule to match your actual wake and sleep cycle, for a perfect night sleep.
Screenshots
Verdict
The clearest difference is update cadence: Curious Mobile at fortnightly against LYS Track's every 2 months. On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Curious Mobile ships an update fortnightly, LYS Track every 2 months. The most recent releases landed on August 28, 2026 and September 14, 2026 respectively.
| Parameter | Curious Mobile | LYS Track |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (5 ratings) — better | — |
| Number of ratings | 5 — better | — |
| Update frequency | Fortnightly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 235 MB | 64 MB |
| Age rating | 12+ | 4+ |
| Developer | Child Mind Institute, Inc. | LYS TECHNOLOGIES LTD |
In-app purchases
Curious Mobile
No in-app purchases
LYS Track
No in-app purchases





