Gestational Age Babys Age is a free Android app developed by Alpen Mobile that provides a fast and intuitive gestational age calculator. It simplifies the process of calculating the estimated date of delivery based on the last menstrual period (LMP) or ultrasound. The app also features a practical and easy-to-use gestational BMI calculator, which is essential for pregnant women's weight management. The BMI recommendation changes as the gestational age increases.

In addition, the app provides an estimate of the fetal weight based on the Hadlock study. The progress of the pregnancy can be tracked intuitively. The app is perfect for healthcare professionals who need to quickly access relevant information. The app offers a choice between dark and light themes, making it easy on the eyes.