This is the paid version of Max Lusher's Full Color Test. Unlike the free app:
- no ads;
- logging of all test results, with the ability to view;
- adding notes to each result;

The full color test of Max Lusher (as well as a brief 8-color version of it) refers to color psychodiagnostics. Quick reference:

A psychological test (psychodiagnostics) is a certain procedure for examining certain psychological qualities of a person. Psychological tests are used in various fields and have a wide variety of types.

The main characteristics of the psychological test:
- the validity of the test is the degree to which the test results correspond to the psychological quality of the person for whose study it is intended;
- reliability of the test - the property of a psychological test to give similar or similar results when re-testing;
- the reliability of the test is the ability of the test to resist the intentional or unconscious attempts of the subject to distort or falsify the test results.

The full color test of Max Lusher, as well as the 8th color test, have rather high validity, reliability and reliability. Since the test was originally created by M. Lusher empirically for more than 4000 subjects.

When creating the application “Full clinical color test by Max Lusher,” the author was guided by different sources, and made an attempt to bring the color psychological test as close as possible to real practice.

Test application algorithms are based on:
- “Lusher M. Color-psychological test. Methodical manual ”V. Dragunsky.
- “Color and psyche” by B. A. Bazym.
- “The method of color choices” L. N. Sobchik.

The color standard (NBS-ISCC Color Names) is based on:
- "AN INVESTIGATION OF THE LUSCHER COLOR TEST by Peter W. Melhuish B.A., University of British Columbia."