Contact
Get in touch
We'd love to hear from you — whether it's a question about the calculator, a suggestion, or a data correction.
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What we can help with
- Questions about how percentiles are calculated
- Suggestions for new features or supported countries
- Corrections to growth reference data
- Bug reports or unexpected calculator results
- Press or collaboration inquiries
Response time
We aim to reply within 2–3 business days.
Not medical advice
We cannot answer questions about your child's health or interpret specific growth results. Please consult your pediatrician for any medical concerns.