HealthLab turns paper prescriptions and PDF lab reports into a searchable health history — on your iPhone, not in a cloud. Snap any lab or prescription. AI extracts every biomarker or drug with doses, units, and reference ranges. Review, save, and watch each value trend over time. Medications get an adherence calendar, smart reminders, and optional PIN protection. Tap "Taken" right from the lock screen. No account. No cloud. Your data stays on your phone.