'Best Practice As Code' by the RCPCH.

Working with experts in growth monitoring, growth charts, centile and SDS calculation, we've created an API that handles the heavy lifting of child growth parameters. You get reliable, safe results - instantly. Our Free tier provides instant access to all, our code is fully open source, and the API service sustainably managed as a non-profit enterprise, with uptime guarantees and SLA for paid plans.

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Demo Growth Chart

Our demo chart appears here on a desktop browser view. Growth charts are hard to interact with in mobile views and are not intended for small touch screens, hence we have suppressed the demo chart from this mobile view.