Application designed for controlling menstruation using the statistical method Ogino-Knaus. This simple application will help you regulate your cycle and let you know whether want to get pregnant as if your choice is to avoid pregnancy. Even depending on the month of conception is application can predict the sex of unborn baby using the Chinese method.
Pedro Reyes has developed Happy Days that lies within the Medical tools category. Over 10 users downloaded the tool and the latest update was released on Jan 9, 2014. On Google Play, this application was rated 4.1 by its users.
Download the installer of Happy Days 1.2 that is free and take a look at users' reviews on Droid Informer. The app is developed for Android 2.3.3 and higher. The download of the app is safe and secure.