This is a special software tool, which is able to analyze the biorhythm cycles of any given person. In accordance with it, Biorhythm Plus makes personal forecasts for each and every day. In this way a person will be able to better understand the day in which he/she is living. It will provide important comments as to how one should behave on a given day. For example: If the given day is negative for one particular activity, the program will advise you not to do it or to be more careful, etc. Biorhythm Plus also allows an individual to compare biorhythm cycles of any two persons and then to form a compatibility diagram. It shows you strengths and weaknesses within the relationship between these two persons. It also calculates an overall compatibility percentage. Knowing this information, one is able find the appropriate approach to all his/her relationships.