OB Wheel 妊娠計算機：正確、プライベート、プロフェッショナルグレードのトラッキング

Track your pregnancy with confidence using OB Wheel – the modern tool for calculating your pregnancy due date, gestational age, and more. Whether you’re an expectant parent or a healthcare professional, OB Wheel for pregnancy helps you estimate key milestones instantly. Enter your LMP or due date, and the app gives you everything: weeks, trimesters, and a full pregnancy countdown. Save multiple entries, review your history, and prepare for baby with built-in reminders. Clean, fast, and always available offline — no sign-in needed. Features: OB calculations from LMP or EDD Visual progress wheel with trimester insights Custom cycle length support History of past pregnancy calculations Manual reminders for appointments and tests Simple, modern interface made for iPhone Designed for those who want a reliable and easy-to-use OB pregnancy tracker. Download now and take control of your pregnancy due date journey.