ToolForge

Gestational Age Calculator

Calculate gestational age, trimester and due date from the last menstrual period.

How to use

Enter the last menstrual period date to see gestational age and due date.

Related Tools

Baby Age CalculatorCalculate baby age in months, days and years from the birth date - for parents. Child Height PredictorPredict a child's adult height from parent heights and gender using the genetic target height formula. Vaccination ScheduleQuick reference for the 0-6 year childhood immunization schedule (HepB, BCG, DTaP, MMR...).

Data is processed entirely in your browser; nothing is uploaded to our servers.