Maventy's malnutrition software provides z-scores and percentiles for basic anthropometric measures such as weight, height, head circumference and weight for height, based on a child's vital statistics. The results are calibrated against World Health Organization (WHO) standards. You can use your Maventy username and password to download/upload data from https://childhealth.maventy.org/. Also you can use this app as a Child Growth Calculator standalone app and store the visits in your smartphone.