Best Vitamin D Apps

Vitamin D Window Widget

Vitamin D Availability Window

Free

This app displays the optimal times of day for natural vitamin D production based on your location and the sun's elevation. It offers real-time sun schedules, smart widgets for home screen access, and notifications to help you maximize your sun exposure.

SunSafe: UV Index & Tanning

Tan Smarter With Routines

Free

This app provides real-time UV index updates and forecasts to help you plan outdoor activities safely. It offers personalized sun safety guidance, sunburn risk calculations based on skin type, and smart reminders to protect your skin from sun damage. Track your sun exposure and Vitamin D levels while achieving your tanning goals safely.

RayDay: Vitamin D Tracker

Less Pills, More Sunshine

Free

This app calculates your daily window for natural Vitamin D production based on your location and skin type. It provides solar path visualization, forecasts, and atmospheric data to help you optimize sun exposure safely.

Sunbeam: UV Index

Sun Exposure & Vitamin D

Free

This app provides real-time UV Index forecasts and personalized sun exposure tracking. It helps users avoid sunburn, monitor time spent in daylight, and estimate Vitamin D levels. Features include widgets, Apple Watch integration, and Apple Health syncing.

Rays: Auto Vitamin D Tracking

Auto sun exposure tracking

Free

Automatically tracks your body's vitamin D synthesis from sun exposure. Get personalized recommendations for optimal timing and duration to maintain energy, mood, and skin health year-round without manual logging.

SunDay: Vitamin D & UV Tracker

Skin health and protection

Free

This app helps you monitor your daily Vitamin D intake and stay safe in the sun. It features a smart timer to notify you about sunburn risks and allows you to track supplements for detailed health insights.

SmarTest Vitamin D

by Preventis GmbH

Free

This app, paired with a home testing kit, allows you to quickly measure your vitamin D levels using your smartphone camera. It provides a step-by-step guide for a painless blood sample collection and immediate result display, helping you manage your vitamin D intake.

UVLens - UV Index

Protect yourself from sunburn

Free

This app helps you understand and manage your exposure to harmful UV radiation. It provides UV index forecasts, personalized burn risk assessments, and sunscreen reminders to help you safely enjoy the sun and protect your skin.

SUNDEE: Sun angle & Vitamin D

Track when to get Vitamin D

$0.99

This app helps you determine the optimal times to get Vitamin D from sunlight. It measures the current sun angle, highest sun angle, and solar noon, providing insights into when the sun is most beneficial for your health.

UV Index & Tanning App - SunIQ

Vitamin D, Sun & Tan Tracker

Free

Optimize UV exposure and vitamin D intake with personalized tanning tracking, food logging, and supplement reminders. Receive real-time UV data and safe exposure limits to achieve your desired tan while minimizing sunburn risk.

Vitamin D™ · UV Index

Solar IU Sunburn Skin Minder

Free

This app provides real-time UV index monitoring and personalized sun exposure recommendations to help you safely harness the sun's energy for optimal Vitamin D synthesis. It offers tailored sun protection advisories and customizable alerts for sun safety.

Sun Day Tracker

Track Your D

Free

Monitor your daily vitamin D absorption from sunlight exposure. This straightforward application helps you keep track of your sun-related vitamin D intake.

Sola: Таймер УФ и витамина D

Щадящий загар без ожогов

Free

This app tracks your real UV dose over time, helping you enjoy the sun safely. It calculates vitamin D production and provides smart reminders for sunscreen and shade. Features include Apple Watch integration and high-contrast display for outdoor use.

Sunshine: Vitamin D & Daylight

Daily Sun Exposure & Vitamin D

Free

Effortlessly track your daily natural light exposure to optimize vitamin D production and improve sleep. Get personalized safe sun timers and daily goals to build healthy outdoor habits.