OB App Suite is a comprehensive collection of OB/GYN specific calculators designed for quick and easy use on the iPhone platform. This suite includes a variety of tools such as OB Wheel, Due Date by Sonogram, IVF Wheel, VBAC Success predictor, GBS Algorithm, Bishop Score, and more. Users can calculate due dates, predict VBAC success, determine antibiotic indications, assess pre-eclampsia criteria, and track various metrics like APGAR, BMI, BSA, and Urine Output.

Preg Wheel, a part of OB App Suite, allows users to input dates such as Last Menstrual Period (LMP), Estimated Date of Delivery (EDD), and Estimated Gestational Age (EGA) quickly and accurately. It provides exact dates, considers calendar variances, and even saves date inputs for efficient workflow management. Additionally, Preg Wheel now includes relevant dates for pregnancy milestones and screening tests.