# Hello Sun - Vitamin D Tracker — Plan your sun & supplements. > Vitamin D tracker for sun exposure and supplements with safety timers. (iPhone/iPad app by Kyle Brammer.) - Source: https://appshunter.io/ios/app/hello-sun-vitamin-d-tracker/id6756599125 (this page in markdown: same URL + `.md`) - Developer: [Kyle Brammer](https://appshunter.io/developer/1861694771) - Category: Health & Fitness - Price: Free with in-app purchases - Rating: 5.00/5 from 1 App Store ratings - Age rating: 4+ - Requires: iOS 13.0 · 62 MB - Languages: American English - Released: 2026-01-14 - Data updated: 2026-06-04 - Monetization: freemium - User reviews in markdown: https://appshunter.io/ios/app/hello-sun-vitamin-d-tracker/id6756599125/reviews.md ## What is Hello Sun? Hello Sun helps you track vitamin D from sunlight and supplements — with burn-aware timers that keep your skin safe. Built around a weekly rhythm (not daily perfection), Hello Sun makes it easy to stay consistent in real life. KEY FEATURES • Safe sun sessions: reliable timer, burn countdown, and clear warnings • Vitamin D estimates: live IU estimates during sessions + daily totals • Sun + supplements in one place: log supplements and see combined progress • Adaptive acclimation: learns from your history to fine-tune burn time for you • Weekly progress: rolling 7-day status, insights, and trends • Smart planning: UV forecasts + best windows based on your skin and location • Edit anything: adjust sessions and supplements for any day • Winter Mode: supports low-UV seasons and locations • Privacy-first: no ads and no selling data HELLO SUN PLUS Unlock extended planning, unlimited history, deeper insights, year views, and themes. Important: Hello Sun provides estimates, not medical advice. Always protect your skin and consult a healthcare professional for personalized guidance. For our Terms of Use (EULA), visit: https://termsofservice.hellosuntracker.com For our Privacy Policy, visit : https://privacy.hellosuntracker.com/ ## Key features - Safe sun session timers - Vitamin D IU estimates - Log supplements and sun - Adaptive acclimation - Weekly progress tracking - UV forecast planning - Winter Mode support ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Hello Sun Plus Yearly Subscription | $29.99 | per year | | Hello Sun Plus Monthly Subscription | $3.99 | per month | ## Frequently asked questions about Hello Sun ### What is Hello Sun? Hello Sun is a health and fitness app designed to help you track your vitamin D intake from both sunlight and supplements. It features burn-aware timers to ensure safe sun exposure and provides estimates of your vitamin D levels. ### Does Hello Sun have ads? No, Hello Sun is privacy-first and does not contain any advertisements. This ensures an uninterrupted and focused user experience. ### What are the subscription options for Hello Sun Plus? Hello Sun Plus offers two subscription plans: a monthly subscription for $3.99 with a 14-day free trial, and a yearly subscription for $29.99, also with a 14-day free trial. These unlock extended features like unlimited history and deeper insights. ### What devices does Hello Sun support? Hello Sun is currently supported on iPhone and iPod devices. It is designed for iOS users looking to manage their vitamin D intake. ### How accurate are Hello Sun's vitamin D estimates? Hello Sun provides live IU estimates during sun sessions and daily totals. While it offers valuable insights, it's important to remember these are estimates and not medical advice. Always consult a healthcare professional for personalized guidance. ### Can Hello Sun help with planning sun exposure in different seasons? Yes, Hello Sun includes a 'Winter Mode' to support low-UV seasons and locations. It also uses UV forecasts and your personal data to suggest optimal sun windows for your skin type and location. ### How often is Hello Sun updated? The latest version of Hello Sun is 1.0.7, which was last updated on January 27, 2026. This indicates regular maintenance and potential feature additions. ### Is Hello Sun suitable for children? Hello Sun has an age rating of 4+. While it provides health tracking features, parents should supervise its use and always consult healthcare professionals for children's health needs. ## Version history (last 3 releases) ### 1.0.7 — 2026-01-27 Bug fixes and improvements: • Sun Styles (patterns) are now available for free • Sun Styles stability improvements • Progress metrics updates • Added refresh buttons to forecast charts ### 1.0.5 — 2026-01-15 Bug fixes and stability improvements: • Fixed session timer display issues • Improved paywall and subscription management experience • Fixed text display issues throughout the app • Updated Terms of Service with subscription information ### 1.0.4 — 2026-01-14 No release notes. --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-04.*