Sun Day Tracker

Sun Day Tracker is a health and fitness app that helps you build safer sun habits, reach vitamin D goals, and protect your skin. It provides real time UV index, personalized safe exposure windows, and smart reminders to reapply sunscreen and take shade breaks. Core features include location based UV forecasts with hourly risk levels, a vitamin D estimate from sunlight and outdoor time, and simple logs and weekly trends to track exposure and sunscreen use. Designed for everyday wellness, this sun exposure tracker makes it easy to plan daylight, reduce burn risk, and support circadian rhythm. Keywords include UV index app, vitamin D tracker, sunscreen reminder, sun exposure tracker, health and fitness.