228+ iOS apps curated and reviewed
SmarTest Vitamin D is the household name in smartest vitamin d, but it's far from the only option. We track 228+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 5.0★ (1) | No | No | May 2026 |
| 2 |  | Free | 3.9★ (1.6K) | Yes | Yes | Jul 2026 |
| 3 |  | Free | 4.8★ (11K) | No | Yes | Jul 2026 |
| 4 |  | Free | — | No | No | May 2026 |
| 5 |  | Free | 4.8★ (133) | No | Yes | Jul 2026 |
| 6 |  | Free | 4.6★ (17) | No | No | Jul 2026 |
| 7 |  | Free | 4.8★ (52K) | No | No | Jul 2026 |
| 8 |  | Free | 4.8★ (40K) | No | No | Jul 2026 |
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.
Track and manage your Vitamin D intake and sun exposure. This app calculates optimal sun exposure times based on your profile and location, and integrates with Apple Health for seamless data exchange. It also provides forecasts and notifications for vitamin D generation opportunities.
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.
Optimize your circadian rhythm and vitamin D production with personalized sunlight exposure guidance. Track real-time lux levels, receive tailored outdoor time recommendations, and use the sun compass to maximize your daily light intake for improved sleep, mood, and overall well-being.
Monitor your daily vitamin D absorption from sunlight exposure. This straightforward application helps you keep track of your sun-related vitamin D intake.
This app offers convenient COVID-19 testing and rapid treatment options for all variants. It also provides quick access to medical experts and effective treatments for common ailments like sniffles, helping users feel better faster.
Shop a wide selection of health and wellness products, including vitamins, supplements, and protein. Earn rewards, manage subscriptions, and access exclusive deals. Find products, read reviews, and get personalized notifications.
Control and monitor smart home appliances from various brands remotely and with voice commands. Receive important notifications and set up helpful automations to simplify daily tasks. Customize your device controls for quick access.
Manage your smart kitchen and home appliances from leading brands like Bosch, Thermador, and Gaggenau. Control, monitor, and receive notifications for your devices, access recipes, and even use voice commands for convenience.
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.
Manage your supplement and medication intake with helpful tools designed to keep you on schedule. Order high-quality supplements directly to your door and collaborate with your healthcare provider for personalized wellness insights. Stay on track with reminders and easy reordering.
This app allows you to manage all your Roku smart home devices from a single interface. Control cameras, lights, plugs, and more, with features like live monitoring, two-way audio, and customizable notifications. Set schedules and automate your home for convenience and security.
Easily set up and manage your smart home devices. Organize products by room, create schedules, and control settings remotely. Integrates with popular voice assistants for a seamless smart living experience.
Manage all your smart home and smart health devices from a single, intuitive application. Control lights, switches, cameras, and track health metrics like weight and BMI. Automate actions with scenes and schedules, and share device access with family and friends.
This app allows you to control a range of smart home and wellness monitoring devices. It supports baby nurseries, health tracking, pet monitoring, and elderly care, with expandable systems and automation features. Share access with others for collaborative monitoring.
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.
Control your smart home devices remotely, saving energy and enjoying convenience. Manage multiple appliances from one app, with support for voice assistants and intelligent automation based on your environment. Share access with family for a connected smart living experience.
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.
Control and manage your smart LED bulbs and strips. Discover new devices, apply various lighting effects, and monitor their status. Enhance your living space with intelligent lighting.