Cerebrum IQ

4.8

51 reviews
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96%

96% of reviewers recommend Cerebrum IQ. Top Rated in this category

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Education Services

Cerebrum IQ is 82 out of 348 best companies in Education Services on RealReviews.io

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About Cerebrum IQ

Cerebrum IQ offers a comprehensive assessment to discover your intelligence score. The 30-question test provides detailed insights into cognitive abilities and includes a personalized certificate. With over 500,000 users, the platform helps individuals uncover their intellectual potential through an engaging and informative experience. Cerebrum's assessment is designed to offer a clear understanding of various aspects of intelligence. It provides an accessible and enjoyable way to explore personal strengths and capabilities.

Key Details:

  • Location: The company is headquartered in Claymont, Delaware, United States.
  • Founders: -
  • Foundation Date: The company was established in the year 2024.

Cerebrum IQ review: online IQ testing and cognitive score reports

Cerebrum IQ is an online cognitive-testing service that has offered digital IQ tests and result reports through a subscription model. This Cerebrum IQ review needs to reflect the platform’s current status: as of September 2026, Cerebrum IQ states that it is not accepting new registrations, that remaining subscriptions have been cancelled and that customers will not be charged again. Existing account holders can still sign in. The company also states that its test is intended for educational and entertainment purposes rather than as a professional psychological or medical assessment.

IQ test, results and former subscription model

The service was structured around an online questionnaire designed to produce a cognitive score and related results without arranging an appointment with a psychologist. Users completed the assessment through the website and accessed the associated account digitally.

Before new registrations were stopped, the commercial model began with a seven-day trial charged at $0.99. Unless cancelled, the trial automatically converted into the subscription plan selected during signup. The checkout required users to acknowledge the recurring-payment conditions, and the subscription then renewed until cancelled.

This historical pricing mechanism is relevant to older reviews and billing experiences, but it should not be presented as a currently available subscription because Cerebrum IQ now explicitly says new accounts are not being accepted.

Cancellation, refunds and current account status

Under the former subscription rules, cancellation prevented future renewals but generally left access active until the end of the already-paid billing period. Unused or partial subscription periods were normally non-refundable after renewal. Approved refunds were returned to the original payment method; Cerebrum IQ states that internal refund processing typically took about three business days, with the bank or card provider potentially taking several additional days to display the credit.

The current shutdown of new registration materially changes the service conditions. Remaining recurring subscriptions have been cancelled by the company, so customers should no longer be entering a new trial or recurring plan through the normal signup process. Existing users retain account access, making current customer activity primarily related to previous results, account records or legacy billing matters rather than purchasing a new IQ-test subscription.

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  • B

    Brandon Clein

    1 reviews

    Fun brain games, chill on upsells

    The test was slick and mildly addictive. The report stroked my ego, then the upsells popped like whack-a-mole. I still enjoyed the puzzles, but can we not pitch me every other click? Kept it for a month, scored a bit higher, felt amused.

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  • M

    Martina Makinen

    1 reviews

    Helpful refund guidance from support

    Email support answered in a few hours, explained billing dates clearly, and processed my refund without attitude. Short, polite, and complete response.

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  • B

    Brett Alary

    1 reviews

    Polished test experience

    Felt engaged throughout, not stressed. Results were laid out cleanly and the domain scores made sense. Left me curious to practice more.

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  • E

    Eric

    1 reviews

    Quick brain flex moment

    Nailed a logic item I was sure I’d miss. Little jolt of pride, then back to work.

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  • P

    Peter Gilberts

    1 reviews

    Twelve minutes of humility

    Thought I’d coast to genius status. Got a decent score and a reality check. The adaptive questions kept me on my toes, and the certificate looks fancy enough for my fridge.

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  • A

    Ayden Lucas

    1 reviews

    Fun, fast brain check

    Signup took a minute, the 12-ish minute test felt zippy, and the dashboard showed domain scores right away. The certificate download looked slick. Navigation is super simple.

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  • G

    Glenn Ryan

    1 reviews

    Clear onboarding and docs

    From trial request to first report, the flow felt clean. Docs were scannable, videos short, and support nudged me toward sane defaults. One hiccup with SSO setup got answered fast. What stood out was the transparency around data handling and the no-drama onboarding.

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  • L

    Leonard Speiser

    1 reviews

    Helpful for structured thinking

    I went in skeptical and came out feeling more organized. The way concepts were broken into small steps calmed the noise in my head. Not flashy, just structured in a way that kept me moving.

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  • C

    Colin

    1 reviews

    Interesting test, watch billing

    The test was fun and the report looked polished. Signup and the 7-day trial were clear, but set a reminder to cancel if you just want a quick try.

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  • A

    Anonymous

    1 reviews

    South Africa

    Although it felt slightly complex and tricky

    Although it felt slightly complex and tricky, it was very informitive. The IQ test was unique and really made me think. Glad I scored 116, just a bit under what I hoped for.

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  • M

    Maryam O.

    1 reviews

    South Africa

    It was a wonderful experience

    It was a wonderful experience and I liked every part of it, and it really helped me to stop thinking less of myself.

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  • e

    esther lyula

    1 reviews

    United States

    They guide people in seeing how they learn about themselves

    They guide people in seeing how they learn about themselves, this can lift a person’s self esteem and might also suport them in having more belief in who they are

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  • T

    Twine Lauben

    1 reviews

    South Africa

    If this App is realy showing my mind then it means

    If this App is realy showing my mind then it means I have been thinking the same way I am now. And since you already went with what I did, please give me the same test or maybe a new test.

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  • S

    Susan

    1 reviews

    Greece

    Took longer but worth the detail

    I figured this iq test would be short, but it actually took me a bit longer since it adapts as you go. That ended up being a good thing – I got more accurate feedback on where my reasoning strengths lie. The visual results were easy to understand, and I liked the mix of logic puzzles and problem solving under time pressure. Very helpful overall.

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  • Y

    Yasmin S.

    1 reviews

    United States

    First time trying online iq test

    I had never done an online IQ test before, so I was a little skeptical. CerebrumIQ turned out better than I expected – the flow was smooth, the questions adjusted to how I answered, and the final report was clear. I used it mainly to see how my decision making compares to others. The percentile score was especially useful because it put my performance into perspective.

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  • D

    Derek Martin

    1 reviews

    France

    Checking reasoning for job prep

    I wanted to test myself before applying for analyst roles. CerebrumIQ gave me a structured way to see how I think under pressure. The adaptive flow felt accurate, and the breakdown explained my strengths clearly. I also liked the certificate, since it gave me something concrete to save. It wasn’t flashy, but it worked for my purpose.

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  • X

    Xena Duval

    1 reviews

    United Kingdom

    Casual but gave me real feedback

    I wasn’t planning to take it seriously, but Cerebrumiq ended up giving me real feedback about how I think. The report explained how I approach logic versus visual reasoning. The way the test adapted felt natural, not forced. Even though I took it for fun, I walked away with useful insight into my habits.

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  • H

    Herbie M.

    1 reviews

    United States

    Testing curiosity before grad school

    I’m heading into grad school and wanted to see how sharp I really am. CerebrumIQ’s adaptive iq test was a good measure. It didn’t feel childish or too easy, and the breakdown was specific enough to make me reflect on my habits. The visual results were well presented, almost like a professional report. Definitely useful as a checkpoint.

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  • V

    Vexeco Zufuki

    1 reviews

    Spain

    nice tool but slightly pricey feel

    cerebrum iq test worked fine for what it is – good adaptive logic puzzles, clear results, decent graphs. i just had a lingering thought that for the depth offered, maybe more add-ons should be included. it’s not really about money, just value perception. still, as a test, it’s reliable and fair.

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  • B

    Bumuye Hofogo

    1 reviews

    Australia

    Comparing scores with close friends

    A few of us took the CerebrumIQ test just for fun and ended up learning more than we expected. The test felt legit and the breakdown helped us understand different strengths. I liked how it adjusted difficulty based on how I answered. Seeing the certificate at the end was a nice touch – even if we all lowkey competed.

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  • B

    Benjamin Jhon

    1 reviews

    South Africa

    Figured out my weak areas

    I used cerebrum iq to see how i stack up before applying for a new job – the IQ Test focused on logic and speed. the visual results made it easier to spot where i need to tighten up.

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  • o

    oscar

    1 reviews

    South Africa

    Used the Certifcate On My Cv

    The fast logic assessment helped me prepare for a startup interview. The charts were simple but useful — they showed I tend to overthink when decisions are timed.

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  • M

    Maryam Majeed

    1 reviews

    Pakistan

    Using this app was a nice experiance.

    Using this app was a nice experiance. I’m very glad to find out my IQ score. It’s simple and I recomended everyone try it to see their IQ too.

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  • b

    benjmin

    1 reviews

    United States

    Helped spot slow reaction time

    Just needed a quick cognitive check before diving into a prep course. this did the trick – gave me a visual breakdown i could act on.

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  • J

    Jane

    1 reviews

    United Kingdom

    Solid Tool for Fast Insight

    Taking the iq test helped me understand why I freeze under pressure — my response time drops when tasks pile up. That insight really hit home.

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  • M

    Magna M

    1 reviews

    South Africa

    Helpful before job search

    Helpful before job search. Cerebrum iq isn’t perfect, but it gave me just enough insight to feel like the test was worth it.

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  • C

    Chris W

    1 reviews

    Australia

    Worked Well After Coffee

    Training Games Feel Low-key Addictive. I Do One Or Two Each Morning to Kickstart My Brain Before Work. Woohoo for Actually Enjoying It.

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  • d

    dania Iqbal

    1 reviews

    Pakistan

    The whole process was great I really wanted

    The whole process was great I really wanted to find out my IQ score this is a very useful site for everyone so happy to try it out.

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  • B

    Bikash C

    1 reviews

    United States

    solid test but simple games

    the IQ assessment was thorough but the games feel a bit repetitive after a week. still, i appreciate the clear explanation of my cognitive profile. i wish they added more variety in the drills to keep it fresh.

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  • A

    Alice W

    1 reviews

    United States

    Helpful and engaging

    I took the test and found the results really interesting. The training games are actually fun and not boring like other brain training apps.

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