Free ADHD Test for Adults in the UK

Take our quick ADHD quiz for adults to check common signs of inattentive, hyperactive, and combined ADHD. Designed for adults, men, women, and UK users seeking fast online screening.

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ADHD Self-Screening Test

Please assess yourself on the following criteria by selecting the box that best reflects your feelings and conduct over the past six months.

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Question No 1.

How often do you have trouble wrapping up the final details of a project, once the challenging parts have been done?

Never

Rarely

Sometimes

Often

Very Often

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Question No 2.

How often do you have difficulty getting things in order when you have to do a task that requires organisation?

Never

Rarely

Sometimes

Often

Very Often

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Question No 3.

How often do you have problems remembering appointments or obligations?

Never

Rarely

Sometimes

Often

Very Often

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Question No 4.

When you have a task that requires a lot of thought, how often do you avoid or delay getting started?

Never

Rarely

Sometimes

Often

Very Often

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Question No 5.

How often do you fidget or squirm with your hands or feet when you have to sit down for a long time?

Never

Rarely

Sometimes

Often

Very Often

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Question No 6.

How often do you feel overly active and compelled to do things, like you were driven by a motor?

Never

Rarely

Sometimes

Often

Very Often

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Question No 7.

How often do you make careless mistakes when you have to work on a boring or difficult project?

Never

Rarely

Sometimes

Often

Very Often

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Question No 8.

How often do you have difficulty keeping your attention when you are doing boring or repetitive work?

Never

Rarely

Sometimes

Often

Very Often

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Question No 9.

How often do you have difficulty concentrating on what people say to you, even when they are speaking to you directly?

Never

Rarely

Sometimes

Often

Very Often

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Question No 10.

How often do you misplace or have difficulty finding things at home or at work?

Never

Rarely

Sometimes

Often

Very Often

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Question No 11.

How often are you distracted by activity or noise around you?

Never

Rarely

Sometimes

Often

Very Often

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Question No 12.

How often do you leave your seat in meetings or other situations in which you are expected to remain seated?

Never

Rarely

Sometimes

Often

Very Often

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Question No 13.

How often do you feel restless or fidgety?

Never

Rarely

Sometimes

Often

Very Often

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Question No 14.

How often do you have difficulty unwinding and relaxing when you have time to yourself?

Never

Rarely

Sometimes

Often

Very Often

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Question No 15.

How often do you find yourself talking too much when you are in social situations?

Never

Rarely

Sometimes

Often

Very Often

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Question No 16.

When you’re in a conversation, how often do you find yourself finishing the sentences of the people you are talking to, before they can finish them themselves?

Never

Rarely

Sometimes

Often

Very Often

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Question No 17.

How often do you have difficulty waiting your turn in situations when turn taking is required?

Never

Rarely

Sometimes

Often

Very Often

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Question No 18.

How often do you interrupt others when they are busy?

Never

Rarely

Sometimes

Often

Very Often

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I would like to receive my screening test results and sign up to receive emails, text messages, and phone calls from ADHD Certify. By selecting the boxes below, I confirm I have read and accepted the terms and conditions and privacy policy:

Yes, I agree and accept the terms

Yes, I confirm and want to receive my results and updates

Your score is

Do I Have ADHD? Take the Quiz Online

If you’ve been quietly asking yourself “do I have ADHD?” for a while, you’re far from alone. Most adults with ADHD spent years putting their struggles down to stress, a busy schedule, or simply not trying hard enough, long before anyone suggested ADHD might be the actual explanation. Missed deadlines, half-read emails, restlessness that doesn’t switch off, or relationships strained by forgetfulness can all get mistaken for anxiety or personality quirks rather than recognised for what they are.

This is exactly why so many people end up searching “have I got ADHD” or “is there an Free ADHD quiz online” rather than booking a GP appointment outright; an instant, low-pressure way to check whether their experience fits a recognisable pattern. An ADHD test like this one can’t replace a clinical opinion, but it’s a useful filter: it helps you see whether what you’re feeling lines up with common ADHD symptoms, or whether something else might explain it.

So, if you’ve typed “do I have ADHD, take a quiz” into a search bar at 1am after yet another missed deadline, this ADHD assessment quiz is built for exactly that moment. It takes a few minutes, and if your symptoms are getting in the way of work, relationships, or daily life, that’s a strong signal it’s worth exploring further with a professional.

What Is Adult ADHD Test?

An adult ADHD test is a short, structured screening questionnaire built around the symptom categories clinicians use when assessing ADHD in grown-ups, covering attention, hyperactivity, and impulsivity as they show up in adult life rather than in a classroom. Unlike a generic personality quiz, an ADHD test for adults asks about patterns you’ll likely recognise: trouble finishing tasks at work, impulsive financial or social decisions, or a constant background hum of restlessness even when you’re tired.

Note: It’s worth being clear about what this test is not. This is a screening tool, not a formal medical diagnosis. It can flag whether your symptoms commonly align with ADHD, but only a qualified clinician, through a proper ADHD assessment, can confirm whether ADHD is actually present.

Adult ADHD Assessment Quiz Designed for:

This ADHD adult test is built for a range of people are mentioned below, not one narrow profile:

Adults of any age
Men & women
Students & professionals

Whether you’re looking for an adult test for ADHD after noticing patterns at work, or you’re trying to understand an ADHD in adults test because someone close to you was recently diagnosed and you saw yourself in their experience, this quiz is designed to meet you where you are; no referral, appointment, or waiting list required.

What Type of ADHD Might You Have?

A lot of people land on this page already wondering “what type of ADHD do I have?”, and it’s a fair question; ADHD doesn’t look the same for everyone. This ADHD test quiz is built around the three recognised presentations, so your results give you more than a flat yes or no:

Inattentive ADHD

Difficulty sustaining focus, losing track of tasks mid-way through, forgetfulness, or struggling to stay organised at work or at home. [Learn more about Inattentive ADHD symptoms]

Hyperactive-Impulsive ADHD

Restlessness that’s more internal than visible in adults, impulsive decisions, interrupting without meaning to, or difficulty sitting through long meetings or tasks. [Learn more about Hyperactive-Impulsive ADHD symptoms]

Combined ADHD

A mix of inattentive and hyperactive-impulsive traits, the most commonly diagnosed presentation in adults, particularly those who’ve spent years quietly compensating for both. Combined ADHD symptoms]

ADHD Test Results Explained: Understanding Your Adult ADHD Quiz Results

Once you’ve completed the quiz, your results will fall into one of three bands:

Low symptom indicators; few or no behaviours typically associated with ADHD were flagged. If something still feels off, it’s worth revisiting the quiz later if your patterns change.

Moderate symptom indicators; a noticeable number of ADHD-linked behaviours came through. Worth raising with a GP or specialist, especially if these are affecting your work, relationships, or daily life.
High symptom indicators; a strong overlap with traits commonly seen in adult ADHD. We’d recommend seeking a professional ADHD assessment for a clearer picture.

Remember: This is a screening tool only, not a diagnosis. Only a qualified clinician can confirm whether ADHD is present, whether through the NHS (where adult ADHD assessment waiting times can stretch into years) or a private route like ADHD Certify, which can often be arranged within days.

Frequently Asked Questions

How accurate is this ADHD quiz?

This quiz is a screening tool, not a diagnostic test. Its accuracy depends on how closely your answers reflect your actual day-to-day experience, so try to answer as honestly as possible. It can highlight common ADHD symptom patterns, but only a full clinical assessment with a qualified specialist can confirm a diagnosis.

How long does the ADHD test take?

Most adults complete the quiz in just a few minutes, with results shown instantly.

What should I do after the quiz?

If your results suggest moderate or high symptom indicators, the next step is a full ADHD assessment with a specialist clinician. You can book a private Adult ADHD Assessment with our team, typically available much sooner than NHS routes.