Marrow: Calcium Tracker

Hit 1,000 mg of calcium every day. Log foods, track sun exposure, and watch your bone health improve — all offline, no account needed.

Most people fall short of the 1,000 mg daily calcium goal without realizing it. Marrow makes it effortless to close that gap — log what you eat, track sun exposure for vitamin D, and see your progress at a glance.

— KEY FEATURES —

• Daily calcium progress bar — live mg counter tracks your intake toward the 1,000 mg goal, turning green the moment you hit it • Sun exposure log — tap +/- to record minutes of sun each day to support natural vitamin D synthesis • 30 curated calcium-rich foods — dairy, leafy greens, fish, nuts, seeds, and plant-based options, each with exact mg per serving • Category filters and search — quickly find any food by category (Dairy, Leafy Greens, Fish, Nuts, Plant-Based) or by name • Foods sorted by calcium content — highest-impact choices always surface first • Log and remove meals — add a food in two taps; remove it just as easily if you log by mistake • 14-day history chart — color-coded bar chart shows daily totals at a glance, with a goal reference line • Summary stats — see your average daily calcium and how many of the last 14 days you hit the goal • Per-day breakdown — tap into any past day to see every food logged and sun minutes recorded • Fully offline and private — no account, no data leaves your device

Whether you are preventing osteoporosis, recovering bone density, or simply building better eating habits, Marrow gives you an accurate, distraction-free way to take control of your bone health.

This app is for informational and tracking purposes only and is not a substitute for medical advice. Consult a qualified healthcare professional before changing your diet or health plan.

— Marrow Bone Health PREMIUM —

Premium unlocks unlimited food and sun logging, the full 14-day history chart with goal trends, a personalized daily calcium target, and an ad-free experience — everything stored 100% offline on your device.

Subscription options: • Weekly — $9.99 / week • Yearly — $49.99 / year (includes a 3-day free trial)

Payment is charged to your Apple Account at confirmation of purchase. Subscriptions renew automatically unless turned off at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours prior to the end of the period. Manage or cancel anytime in your Apple Account settings.

Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://pnkl26.web.app/privacy-policy