Requires OS 4.x or above. The Luv Dub app is the easiest way to keep track of your pregnancy– period. No frills, no ads, no nonsense. Just simple tools, elegantly designed to help you organize and share the most precious moments of your pregnancy. Developed by an Ob/Gyn with years of experience as both a doctor and a mother, Luv Dub is designed to help you cherish and share every stage of your pregnancy. Using Luv Dub is a joy, just enter your due date, or let the app calculate it for you.