Free Jungian personality test

See yourself more clearly.

Answer 8 or 32 questions and see how each answer moves your four scores. The test is free and open source.

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Four dimensions of personality
Methodology
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Four dimensions of personality

The test describes preferences on four scales. Each score shows which side your answers lean toward; a score near the middle suggests no clear preference.

E / I

Energy direction

Extraversion vs Introversion. Where do you direct your energy: outward to people and activities, or inward to ideas and reflection?

S / N

Information processing

Sensing vs Intuition. Do you focus on concrete facts and details, or patterns and possibilities?

T / F

Decision making

Thinking vs Feeling. When deciding, do you lean on logic and objective criteria, or on values and how a choice affects people?

J / P

Lifestyle orientation

Judging vs Perceiving. In everyday life, do you prefer a settled plan, or keeping options open as you go?

How the test works

The questions are adapted from the Open Extended Jungian Type Scales (OEJTS), and you can read the full questionnaire and scoring rules. Basic visit analytics is on until you turn it off. Research contribution stays off unless you turn it on.

  1. Answer 8 or 32 questions

    Each question sets two opposite statements on a scale. Pick the point closest to how you usually act.

  2. Get your type

    Your answers produce a four-letter type and a score on each of the four scales.

  3. Compare it with your experience

    Note where the description fits you and where it misses.

  4. Save or share

    Download a PDF or image, or send the result link to a friend.

Frequently asked questions

What are the 16 personality types?

In a common grouping, the 16 types fall into four groups: Analysts (INTJ, INTP, ENTJ, ENTP) share Intuition and Thinking; Diplomats (INFJ, INFP, ENFJ, ENFP) share Intuition and Feeling; Sentinels (ISTJ, ISFJ, ESTJ, ESFJ) share Sensing and Judging; Explorers (ISTP, ISFP, ESTP, ESFP) share Sensing and Perceiving. Types describe preferences, not levels of ability.

How accurate is this free personality test?

It is an adaptation of OEJTS meant for self-reflection, and no reliability study of this version has been published yet. The original OEJTS research does not cover OpenJung's implementation, its translations or the 8-question quick test. A percentage shows where you fall on a scale; it is not the chance that your type is right. If a score sits near the middle, treat that letter as uncertain.

Is my data private and secure?

You don't need an account, and website test answers are scored on your device. Basic Google Analytics is on by default; it doesn't receive your results, and you can turn it off. Research contribution is off by default. If you turn it on, your answers and scores are stored and de-identified score records can be downloaded. Anyone with a result link can see the type and scores in it. The Privacy page covers hosting, API storage and your choices.

How long does the personality test take?

The 8-question quick test takes about 2 minutes, and the 32-question full test about 5–10. Answer for how you usually behave rather than how you think you should. The quick result is a first estimate; the full test gives you more to compare against your experience.

Can my personality type change over time?

Type theory holds that core preferences stay fairly stable in adulthood while skills keep developing. An introvert can build strong social skills and still recharge alone. If your result changes between attempts, a dimension may sit near the midpoint, or your state while answering may have shifted. The four scores tell you more than the four letters.

How should I interpret and use my test results?

Take a real situation and check which parts of the description fit it and which don't. Don't use a type to excuse your own behavior or to size up other people. Four letters are one framework among several.

Answer a few questions about how you usually act, then see whether the result matches your experience.

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