Help & Support

Open the app and tap the "+" button on the home screen. Enter your baby's name, birth date, and other required information.

Our milestones are based on authoritative developmental scales including China's National Health Commission assessment standards. However, every child develops differently, and these are general guidelines.

DA (Developmental Age) represents your child's developmental level compared to typical development. DQ (Developmental Quotient) is the ratio of developmental age to chronological age, expressed as a percentage.

Yes. All data about your baby is stored locally on your device. We do not collect or transmit personal information to our servers.

Yes. You can enter your baby's due date (corrected age) for more accurate milestone tracking during the first two years.