Соционика, психология, тесты is an Android application developed by Vladimir Vaulin. It is a pocket reference book on socionics, which is a study of the process of information exchange between man and the external world. With this app, you can take psychological tests to determine your personality type and find out the prediction of relationships with people important to you, recognize your strengths and weaknesses. The app also includes descriptions of all 16 personality types, choice of profession and business qualities of types, descriptions of all intimate relationships, and description of signs of Reinin. It offers convenient and easy testing available, including a short test of 8 questions, an adapted questionnaire from 72 questions, Institute test them. K. Jung on 60 questions, test for 72 questions from V. Gulenko, sign calculator Reinin, and determination of the probability with which each type can come up. The app is free to use with ads, and a paid PRO version without ads is also available on Google Play.