Our original IQ test is the most scientifically valid free IQ test available online today.

Previously offered only to corporations, schools, and in certified professional applications, the test is now available to you. In addition to offering your free general IQ, we offer an optional extensive analysis of your score, reporting your performance in 13 different areas of intelligence and revealing your key cognitive strengths and weaknesses.

Developed by PhDs and statistically sound, our free test reflects the best research available and can be taken on any desktop, laptop, tablet, or phone.

And, it’s fun!