This research aims to creating the creation of an application for calculation the ovulation on android operating system. and study the satisfaction of the users with the creation of an application for calculation the ovulation on android operating system. The samples used in the population sample 30 people and experts on application 3 people. The instruments used in the creation of an application for calculation the ovulation on android operating system and satisfaction evaluation form the creation of an application for calculation the ovulation on android operating system. The statistics used is the mean and standard deviation. Research were found the population sample have satisfaction with learning media at level much.