What to Expect Pregnancy Tracker & Baby App represents a market-leading solution in the prenatal and postnatal care category, leveraging its established brand authority and medical partnerships to deliver comprehensive pregnancy tracking. The application serves as a centralized platform for expectant parents, combining developmental tracking with evidence-based educational content. The core functionality centers on detailed week-by-week pregnancy progression tracking, featuring fetal size comparisons (commonly using fruit analogies), developmental milestone information, and personalized health insights. Additional features include contraction timers, kick counters, medication safety databases, and vaccination schedules. The platform integrates community forums where users can connect with peers and medical professionals, alongside a library of thousands of medically reviewed articles covering topics from nutrition to postpartum care. User experience demonstrates thoughtful design with intuitive navigation and visually engaging interfaces. The application employs a soft color palette and clear typography suitable for users experiencing pregnancy-related fatigue or visual sensitivity. Real-world usage patterns show high engagement during early pregnancy weeks for educational content, shifting toward practical tools (contraction timers, hospital checklists) in third trimester, with sustained use for parenting advice postpartum. User feedback consistently highlights the application's comprehensive nature and reliability. Amanda Aboona (July 2, 2025) noted the interface's accessibility for overwhelmed first-time users, while Mary Kirwan (June 29, 2025) specifically praised the weekly developmental comparisons. Multiple users including Ell Willy (June 29, 2025) and Lena Ouk (July 3, 2025) reported repeated use across multiple pregnancies, indicating sustained value proposition. The application's primary strength lies in its medically accurate content and comprehensive feature set, though some users might find the volume of information overwhelming initially. Data privacy practices align with industry standards though users should review permissions carefully. Ideal for users seeking a single, authoritative source for pregnancy through early parenting guidance rather than multiple specialized applications.