Abstract: A system, method, and computer application is presented for predicting a partner's mood and communicating the partner's mood to a user. Particularly, the invention include identifying a partner profile which comprises a plurality of partner data provided by the user, wherein the user and the partner are involved in a relationship (preferably a romantic relationship) with one another. Further, the invention includes performing a mood evaluation, by the processor, of at least a portion of the partner data in order to predict the partner's mood at a specified current or future time. A suggestion evaluation may also be performed which is structured to identify certain data in the partner's profile (e.g., mood, menstruation cycle, like and dislikes, etc.) and generate and communicate a suggestion, advice or tip to the user in order to further facilitate the development of the romantic relationship.