ShouldISunscreen vs UVly
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ShouldISunscreen
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ShouldISunscreen gives you a simple, honest answer: should you wear sunscreen right now? Using real-time UV index data and your skin tone, the app calculates personalized burn times and sunscreen recommendations specific to you. Because someone with very fair skin needs protection at UV 2, while someone with darker skin may not need it until UV 6 or 7. FEATURES - Real-time UV index for your current location - Personalized sunscreen recommendations based on Fitzpatrick skin type - Estimated burn time without sunscreen - Clear sky peak UV forecast so you can plan your day - Home screen widget showing current UV and sunscreen advice - Live location search to check UV anywhere - Set a default city for when location access is off PRIVACY FIRST Your location is rounded to ~10 km before any network request leaves your device. There are no analytics, no tracking, no cookies, and no ads. UV data comes from Open-Meteo, an open-source weather API. FREE AND OPEN No subscriptions. No in-app purchases. No API keys. Just a useful app that answers a simple question.
UVly
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UVly helps you quickly understand the UV level right now and how it will change throughout the day. See the current UV index, today’s maximum, an hourly forecast, and when UV is expected to fall below 3. With UVly, you can: • Check the current UV index and category • View today’s hourly UV forecast • See the maximum UV level for the day • Find out when UV will fall below 3 • Use Home Screen widgets for quick updates • Access the latest saved forecast when offline • Use the app in light or dark mode UVly is designed to be simple, focused, and easy to read. It uses your location only while you are using the app and does not store your location history. UV data is provided for informational purposes only and should not be considered medical advice.
Screenshots
Verdict
The clearest difference is update cadence: ShouldISunscreen at every 5 days against UVly's every 2 weeks. 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.
ShouldISunscreen ships an update every 5 days, UVly every 2 weeks. The most recent releases landed on October 1, 2026 and October 10, 2026 respectively.
| Parameter | ShouldISunscreen | UVly |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 1 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | Aaron Bergman | Rostyslav Belmeha |
In-app purchases
ShouldISunscreen
No in-app purchases
UVly
No in-app purchases








