Weton Jawa Lengkap is an Android application that delves into the Javanese culture, specifically focusing on calculating a person's birth date to provide specific predictions. In Javanese culture, "weton" is the calculation of a person's birth date used as a reference point for various divinations. The app allows users to calculate "weton" based on the day and market day, or sometimes based on the month and year of birth.

The app introduces users to the concept of "Neptu," which is crucial in predicting an individual's characteristics based on their birth "weton." Additionally, Neptu is used to forecast compatibility in relationships, career matches, the amount of luck a child brings to their family, and more. Weton Jawa Lengkap also includes features like sharing, easy navigation, offline access, a simple and attractive design, bookmarking, search functionality, and support for the latest Android versions.