Help Center — IQ Test FAQ & Support

Taking the IQ test is simple. Click "Start IQ Exam" from any page, select your gender on the first screen, and you'll be guided through a series of cognitive questions. The test adapts to your performance level, taking approximately 15-20 minutes to complete. You'll receive your IQ score and detailed results immediately upon completion.

Every IQ-EXAMS.COM assessment includes: a scientifically-validated IQ score, detailed cognitive skill breakdowns (logical reasoning, pattern recognition, spatial visualization, verbal comprehension), percentile ranking compared to your demographic, in-depth cognitive analysis, and a downloadable PDF certificate of achievement — all completely free.

The IQ test is designed to be completed in 15-20 minutes, depending on your pace. The test adapts its difficulty based on your answers, so there's no fixed question count. You can take breaks during the test if needed, and your progress is saved automatically. For optimal results, we recommend completing the test in one sitting in a quiet, focused environment.

No account is needed. Simply click "Start IQ Exam," select your gender, and begin answering questions. Your results and certificate are displayed instantly after completion. No registration, no email required — just start and get your score.

Yes, 100% free! All tests, results, cognitive profiles, certificates, and features on IQ-EXAMS.COM are completely free. No payment, subscription, or credit card is ever required. We believe everyone should have access to high-quality cognitive assessments.

After completing any test, your results are displayed immediately on screen. You can download your PDF certificate directly from the results page. To share your results, use the built-in sharing options for WhatsApp, Facebook, X, LinkedIn, email, or copy a direct link.

Yes, you can retake any test as many times as you like at no cost. Each attempt generates a fresh set of questions to ensure accurate results. We recommend waiting at least 24 hours between retakes for the most reliable measurement of your cognitive abilities.

IQ-EXAMS.COM offers 6 scientifically-designed assessments: the Classic IQ Test (20 questions, 20 minutes), Mensa-Style IQ Test (30 questions, 25 minutes), Stanford-Binet Intelligence Scale (25 questions, 25 minutes), CHC Cognitive Assessment (35 questions, 35 minutes), MoCA Cognitive Screening (30 questions, 20 minutes), and the WAIS Intelligence Assessment (40 questions, 30 minutes). All are free with instant results.

Your IQ score is calculated using the Stanford-Binet Intelligence Scale methodology, a gold-standard approach used by cognitive psychologists worldwide. Your raw responses are analyzed across multiple cognitive domains: logical reasoning, pattern recognition, spatial visualization, verbal comprehension, and processing speed. We then normalize your performance against millions of test-takers in your age and demographic group to produce a score with a mean of 100 and standard deviation of 15.

Yes, you can retake the test anytime. However, we recommend waiting at least 2-3 weeks between attempts to minimize practice effects and get the most accurate results. Each retake is fully adaptive and generates a new score based on your current performance. Your previous scores are kept in your history for comparison, allowing you to track improvements over time.

After completing your IQ test, you'll receive a downloadable PDF certificate that displays your IQ score, percentile ranking, test date, and cognitive skill breakdown. The certificate features official IQ-EXAMS.COM branding and can be shared professionally or personally. It serves as a record of your cognitive assessment and is suitable for educational or career development purposes.

Small score variations (10-15 points) between tests are normal due to factors like fatigue, concentration level, and test anxiety. However, each test is independently scored using the same methodology, so your true cognitive ability should stabilize over multiple attempts. If you see consistent improvements, it reflects genuine growth from practice and cognitive training. Larger variations (20+ points) may indicate environmental factors affecting your focus during the test.