Sunwise: UV Index & Sunburn
Sun forecast, SPF & burn time
Free · In‑App Purchases
Sunwise turns UV forecasts into personal guidance. See your burn time, peak UV, and safe hours at a glance on iPhone, iPad, and Apple Watch.
Sunwise is your personal sun-safety companion. It turns the daily UV forecast into clear, tailored guidance so you know exactly when to seek shade, reapply sunscreen, or head outside with confidence. Built on Apple WeatherKit and designed for iPhone, iPad, and Apple Watch.
HOURLY AND DAILY UV FORECASTS
See the UV index hour by hour and get a multi-day outlook for any location. A detailed line chart shows how exposure rises and falls throughout the day, so you can plan around the hours that matter.
PERSONALIZED BURN TIME
Add your skin tone and how easily you burn. Sunwise estimates how long you can safely stay outside at the current UV level, helping you decide when it is time to cool down, cover up, or reapply sunscreen.
SMART FORECAST SUMMARY
Get a plain-English summary of your day’s sun exposure generated on-device with Apple Intelligence. Private, fast, and tailored to your skin profile.
SUN EVENTS
One glance for sunrise, sunset, solar noon, peak UV time, and today’s safe hours.
MULTIPLE LOCATIONS
Track home, work, the cottage, and your next holiday. Sunwise remembers your places and keeps each forecast updated.
HOME SCREEN AND LOCK SCREEN WIDGETS
Pin widgets for Current UV, Burn Time, Hourly UV, and the Daily Outlook anywhere on iOS. Background refresh helps keep your information current all day.
APPLE WATCH APP AND COMPLICATIONS
Check your forecast on your wrist, with complications that show UV index and burn time directly on your watch face.
SIRI AND SHORTCUTS
Ask Siri “What’s the UV?”, “When’s peak UV today?”, or “Do I need sunscreen?” for an instant answer. Create routines with App Intents.
iPad SPLIT VIEW
View multiple locations side by side with a full-screen forecast, so planning is quick and effortless.
DESIGNED FOR PRIVACY
Sunwise uses Apple WeatherKit and on-device intelligence. Your saved locations and skin profile stay on your devices.
If you have any questions or feedback, please send an email to sunwise@appdeco.ca
Apple EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Sunwise's terms of service: https://sunwise.appdeco.ca/terms-of-service
Ratings & Reviews
The developer, App Deco Studio Inc., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Purchases
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Location
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- App Deco Studio Inc.
- Size
- 62.7 MB
- Category
- Weather
- Compatibility
Requires iOS 26.0 or later.
- iPhone
Requires iOS 26.0 or later. - iPad
Requires iPadOS 26.0 or later. - Apple Watch
Requires watchOS 26.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Sunwise+ 1 Year $4.99
- Sunwise+ 1 Year $9.99
- Copyright
- © 2026 App Deco Studio inc.