Yue Shen
A world-renowned science-backed parenting tool rooted in over 50 years of child development research, specially designed for babies aged 0–20 months. It accurately interprets little ones’ puzzling behaviors such as unexplained crying, clinginess and poor sleep, helping parents calmly navigate 10 brain development leaps.
The latest observed download price is $1.99. Open the official App Store link to confirm the current checkout price.
Current observed download price for the selected storefront. Open regional pricing to compare converted prices across countries.
Items currently visible on Apple’s public App Store page. This may not be the complete App Store Connect catalog.
Source: Apple public App Store page · publicly visible items only
A world-renowned science-backed parenting tool rooted in over 50 years of child development research, specially designed for babies aged 0–20 months. It accurately interprets little ones’ puzzling behaviors such as unexplained crying, clinginess and poor sleep, helping parents calmly navigate 10 brain development leaps.
By combining a personalized development calendar, scientific interpretation and interactive guidance, it transforms babies' "fussy phases" into "skill leaping phases", eases parenting anxiety and improves quality companionship.
Core Features
Personalized Leap Timeline
Enter your due date or baby’s birthday to automatically generate a customized calendar. It precisely marks the start and end of the 10 developmental leaps with advance push notifications.
Behavior Signal Interpretation
Detailed breakdowns of typical symptoms during each leap — including crying spells, clinginess and mood swings — helping you quickly recognize and understand the underlying causes of brain development.
New Skill Guide
Clearly lists cognitive, motor and sensory skills your baby will gain after each leap (e.g., object permanence, cause and effect reasoning, social interaction).
Target Users
Parents of babies aged 0–20 months (especially new moms and dads)
Parents struggling with fussy babies who cry frequently, become clingy and have restless sleep
Parents who wish to understand their baby’s behavior scientifically, spend quality time with their little one, and never miss critical developmental windows
Quick answers based on the latest observed App Store data.
The latest observed download price is $1.99. Open the official App Store link to confirm the current checkout price.
Apple’s public page currently shows 0 purchase items in this storefront. The public list may be incomplete.
Yes. App Store prices can vary by storefront, currency, taxes, and developer pricing. AppPriceData currently has 3 regional observations.