Track weight and length gains between check-ups.
Weight gain is spread over the days between measurements and length growth is projected monthly, giving clear per-period rates. Velocity matters more than a single point, so tracking rates between visits reveals steady or concerning growth early.
Baby Growth Tracker
Gain = weight change / days between; length per month = change / months
Gain = weight change / days between; length per month = change / months Weight gain is spread over the days between measurements and length growth is projected monthly, giving clear per-period rates.
Velocity matters more than a single point, so tracking rates between visits reveals steady or concerning growth early.
This calculator takes 5 inputs: Weeks ago, Weight before, Weight now, Length before, Length now. The pre-filled defaults are a realistic starting point — replace them with figures from your own environment for a result you can act on.