Growth percentiles
Where your baby sits on the WHO charts for weight and height - the same ones your paediatrician uses.
Tell us about your baby
Two answers is all it takes - every tool on the page reads it from here.
Girl or boy?The WHO growth charts are different for each, so percentiles need it.
Add weight, height and more
What we work out
Your baby
Age appears here
- Diaper size
- Add a weight
- Diapers a day
- Add a birthday
- Vaccinations due now
- Add a birthday
Add a date of birth to see this fill in.
Stays on this device. Sign in to keep it on your account instead, or skip it and use the tools directly.
One email with a care plan and the upcoming vaccination dates. We keep the address so we can send it, and nothing else.
Growth percentiles
Where your baby sits against the WHO growth standards. A percentile is a position, not a grade - healthy babies live at every one of them.
Add your baby's date of birth, sex and measurements above to see percentiles.