Plot/Print Biorhythms and Biorhythm Compatibility with equal ease! View Biorhythms of celebrities, family and friends or see how compatible you are with them. Universal Biorhythms can plot up to eight different rhythms (including ancient I-Ching rhythms) in both the Biorhythm and Biorhythm Compatibility view. Biorhythm Compatibility and Biorhythms can be printed or saved as JPG/BMP graphics.