The App
Premium, minimal, yours
Designed for daily use. Fast, focused, no clutter.
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10-Day Forecast
History
Live UV data, Apple Watch integration, and smart sun window coaching — so you never miss a moment of good light.
Features
SunDaily keeps it simple — go outside, close the ring, extend your streak.
See today's UV curve for your exact location. One gold arc shows the peak — and when to go out.
Apple Watch Series 6+ tracks outdoor daylight automatically via Apple Health. No tapping required.
Hit your goal, extend your streak. The simplest habit mechanic — effective because it works.
Plan ahead. Know which days are worth getting up early for and which to skip.
Your optimal outdoor window based on UV, cloud cover, and your personal goal — updated daily.
Weekly, monthly, and yearly breakdowns. See exactly how your sunshine habit has grown over time.
The App
Designed for daily use. Fast, focused, no clutter.
Home
10-Day Forecast
History
Pro gives you the full picture — detailed history, Watch data, and deep insights into your habit over time.
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