Soleil: UV Index & Sun Safety

Real-time UV index, smart SPF reminders, vitamin D tracking & family profiles. Live Activities, Apple Watch & widgets. Your personal sun safety companion.

Soleil gives you real-time UV index readings, personalized sun safety alerts, and smart sunscreen reminders — all from your wrist or home screen. Know exactly when to reapply SPF, how long until you burn, and when the UV is perfect for safe vitamin D exposure.

REAL-TIME UV MONITORING • Live UV index from Apple WeatherKit, updated throughout the day • Hourly UV forecast so you can plan outdoor time • Color-coded risk levels from low to extreme • Home screen and lock screen widgets at a glance

PERSONALIZED FOR YOUR SKIN • Fitzpatrick skin type profiling for accurate burn times • Personalized safe exposure windows • Guided tanning mode with smart timers • Exposure journal to track your sun history

SMART SUNSCREEN REMINDERS • SPF reapply alerts based on your sunscreen and activity • Log applications with product, SPF level, and body coverage • Live Activity countdown on your lock screen • Never miss a reapply again

VITAMIN D TRACKING • Daily vitamin D synthesis estimates based on your skin type and UV • Weekly and monthly progress toward your goal • Understand the balance between protection and vitamin D needs

APPLE WATCH & WIDGETS • Independent watchOS app with UV readings and burn timers • Complications for your watch face • Small, medium, and large home screen widgets • Lock screen widgets for instant UV checks

BUILT FOR PRIVACY • No accounts required — your data stays on your device • iCloud sync across your devices, encrypted end-to-end • No ads, no tracking, no data selling

Enjoy the sun confidently with Soleil.

Terms of Use: https://soleil-app.pages.dev/terms.html Privacy Policy: https://soleil-app.pages.dev/privacy.html