Discover the world’s most popular personality test. Taken over one billion times in 45+ languages, our 10-minute test delivers accurate personality insights.

Take our free personality test and discover your personality type in 10 minutes. Get a ‘freakishly accurate’ description of who you are and why you do things the way you do.

Extensive, research-backed profiles of 16 personality types: learn how different personalities approach career choices, personal growth, relationships, and more.

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Our personality types are based on five independent spectrums, with all letters in the type code (e.g. INFJ-A) referring to one of the two sides of the corresponding spectrum. You can see …

Get unfettered access to our extensive research, insights, and advice for all 16 personality types, so you can gain an intricate understanding of how everyone around you operates.

Explore the INFJ personality type (Advocate). These insightful and principled idealists share the Introverted, Intuitive, Feeling, and Judging personality traits.

Individual personal growth assessments are designed to help your team members explore their personal strengths, weaknesses, goals, and values. Specific topics range from coping styles to …

Explore the INTJ personality type (Architect). These imaginative and strategic thinkers share the Introverted, Intuitive, Thinking, and Judging personality traits.

Team-Building Activities and Personality Type: Which Exercises Would Each Type Prefer? Are you new to personality theory? Let us quickly break it down for you. Our core theory explains …