"The Wonder Weeks - Leaps" is the #1 baby app worldwide designed to guide parents through the mental development leaps of their babies. This app helps you understand why and when your baby may experience fussy crying phases, clinginess, and other changes, signaling progress in their brain development. With millions of users worldwide, it offers personalized leap schedules, insightful tips, and the ability to track your baby's development from 0 to 20 months.

Experience the world through your baby's eyes with this app, gaining valuable insights into their perception and milestones. Optional extras include over 350 milestones to track, a baby monitor feature, e-books, audiobooks, and soothing music to aid in your baby's sleep. Recognized with multiple awards, including being in the top 10 best-selling apps by Apple for three consecutive years, this app is a valuable tool for parents navigating the exciting journey of early parenthood.