Helys vs MIWALK
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Helys
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I am Helys, your companion for maintaining optimal vitamin D levels and help you create a healthy and effective habit of safe sun exposure. I am here to empower you and help you harness the power of sunlight for your overall well-being. Main Features: — Vitamin D Tracking I use a scientific formula which considers your skin type, geographical location, time of day, weather conditions and UV index to provide personalized insights on safe sun exposure durations. — Personalized Sunscreen Reminders I will remind you to apply sunscreen based on your skin type and current UV index. — Progress Insights and Reports I want to take care of you and ensure you're meeting your recommended levels of vitamin D. — User-Friendly Interface I have an intuitive interface, which makes it simple and effortless to navigate and track your vitamin D levels. Disclaimer: I do not provide medical advice. Always consult with a healthcare professional for personalized guidance regarding your vitamin D levels and sun exposure habits.
MIWALK
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La camminata quotidiana è uno degli esercizi più efficaci per la salute: ad esempio, può ridurre il rischio di malattie cardiache fino al 30%. MIWALK: INSIEME IN CAMMINO ti aiuta a cogliere questi benefici, incoraggiandoti a fare attività fisica in modo divertente e strutturato, attraverso un sistema di premi e obiettivi ispirati allo spirito olimpico.
Screenshots
Verdict
The clearest difference is update cadence: MIWALK at every 5 weeks against Helys's every 3 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.
Helys ships an update every 3 months, MIWALK every 5 weeks. The most recent releases landed on September 8, 2026 and August 9, 2026 respectively.
| Parameter | Helys | MIWALK |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone |
| Requires iOS | 16.0 — better | 17.2 |
| Further details — not scored | ||
| Size | 3 MB | 23 MB |
| Age rating | 12+ | 4+ |
| Developer | Antonio Palomba | Azienda Socio Sanitaria Territoriale Grande Ospedale Metropolitano Niguarda |
In-app purchases
Helys
No in-app purchases
MIWALK
No in-app purchases





