👶 Baby Growth Tracker

WHO Child Growth Standards 0–24 mo · weight & length-for-age · P3 / P50 / P97 reference + z-score alerts (|z|>2 = abnormal)

Baby profile

Stored locally in this browser (localStorage). No data leaves your device. Reference: WHO 2006 LMS tables, monthly, linearly interpolated by exact age in days.

Log measurement

Weight-for-age

Length-for-age

Log & z-scores

DateAgeWeightLengthStatus