Free online Myers-Briggs and Keirsey personality test that analyzes your exact type in percentages

A free MyersBriggs type test

Features a free Myers-Briggs Type Indicator test and lots of information on the personality model. The webite begins:

Before taking our informal online Personality Test (the Cognitive Style Inventory) to verify your Myers-Briggs personality type . . . know that the best way to understand your personality or psychological type is to take an official MBTI® ( Myers-Briggs Type Indicator ) instrument from a professional who has met the standards Learn about the MBTI personality test necessary to be "qualified" to administer the test. An excellent resource for "qualified" persons is the Association for Psychological Type. Through their web site at www.aptinternational.org you can learn about APT chapters and members in your area.

Background of the MBTI ®
Over the sixty years since its inception in 1943, the MBTI or Myers-Briggs Type Indicator ® has evolved and been perfected through continual test research and development of ever more accurate questions. Many, many millions of people have taken the test (actually the Indicator is an inventory or psychological instrument rather than a test - as a test suggests right and wrong answers. All answer choices in the MBTI are equally desired). The MBTI research data base is huge. The subtle enhancements to recently released "M" edition of the inventory were the product of a landmark normative study involving thousands of people and over two years of work by a team of experts in the field of psychometrics (psychological testing).

Free Jungian personaltiy test based on the Myers-Briggs, Please Understand Me and Kiersy Sorter model.