OB Pregnancy Wheel Made Easy

About this app

The Pregnancy Calculator OB Wheel brings the precision of clinical pregnancy dating tools to your iPhone, iPad, and Mac. Whether you're an obstetrician, midwife, nurse, medical student, or expectant parent, OB Wheel provides accurate, evidence-based pregnancy calculations following ACOG Committee Opinion No. 700. ACCURATE CALCULATIONS, MULTIPLE METHODS Calculate due dates using any dating method: • Last Menstrual Period (LMP) • Conception/Ovulation Date • Ultrasound Dating with ACOG-compliant redating thresholds • IVF/ART with embryo transfer support (Day 3, 5, or 6) • Known Due Date reverse calculation COMPREHENSIVE PREGNANCY INFORMATION Every calculation provides: • Estimated Due Date with countdown • Current Gestational Age in weeks and days • Trimester milestones (13w, 27w, 39w) • Expected fetal size and weight • Full term date (39 weeks) • Interactive OB Wheel visualization PATIENT MANAGEMENT Keep track of multiple pregnancies: • Save patients with pregnancy records • Add ultrasound measurements • Monitor redating recommendations • Store clinical notes • Track pregnancy progression over time BEAUTIFUL, PROFESSIONAL INTERFACE • Clean, medical-grade design • Dark mode support • Haptic feedback for interactions • Accessibility features throughout • Customizable display preferences PRIVACY FIRST • All calculations performed on-device • Patient data stored securely in your private iCloud • No third-party tracking • HIPAA-minded design principles • You own your data PERFECT FOR: Healthcare Professionals: • Obstetricians and gynecologists • Midwives and nurse practitioners • Family medicine physicians • OB/GYN residents and medical students • Labor & delivery nurses Expectant Parents: • Track your pregnancy week by week • Understand your ultrasound dates • Know when you'll reach each trimester • Share milestones with family FEATURES AT A GLANCE Multiple dating methods (LMP, conception, ultrasound, IVF) Patient and pregnancy tracking Ultrasound measurement database Interactive pregnancy wheel Fetal growth estimates Clinical reference materials iCloud sync across devices Share calculations easily Offline functionality No subscription required EVIDENCE-BASED ACCURACY All calculations follow guidelines from: • ACOG Committee Opinion • Standardized first-trimester CRL dating • Evidence-based ultrasound redating criteria • Standard 280-day pregnancy calculation MEDICAL DISCLAIMER OB Wheel is intended for informational and educational purposes. It should not replace professional medical advice, diagnosis, or treatment. Always consult with qualified healthcare providers for pregnancy-related decisions.

Minor bug fixed

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

1. First observed Sep 7, 2026 · 6:22 PM Free