Free Attention Test: Assess Your Concentration
30% of adults have attention difficulties that affect their daily performance. A test of 10 to 15 minutes can objectively assess your level, position you against the norms, and guide appropriate care.
1. Types of Attention Tests: Overview of Available Tools
Before taking a test, it is useful to understand what the different tools measure — and what they do not measure. Each test targets a specific component of attention.
| Test | What it Measures | Duration | Clinical Use |
|---|---|---|---|
| CPT (Continuous Performance Test) | Sustained vigilance, omissions (inattention), commissions (impulsivity) | 14–20 min | ADHD, TBI after Stroke |
| Stroop Test | Inhibition, resistance to interference, flexibility | 5 min | Frontal functions, ADHD |
| Digit Span | Working memory, auditory attention | 10 min | ADHD, MCI, Alzheimer's |
| Trail Making Test (TMT) | Visual attention, cognitive flexibility, processing speed | 5–10 min | Brain injuries, dementias |
| d2 Test (Cancellation) | Selective attention, sustained concentration, accuracy | 8 min | Global attention assessment |
| TOVA (Test of Variables of Attention) | Inattention vs impulsivity, reaction time | 21 min | Gold standard adult ADHD |
2. The DYNSEO Test: Composition and Functioning
The attention tests offered by DYNSEO are built on the most scientifically validated paradigms, adapted for online administration and interpretation accessible to non-specialists. They provide a relevant first level of assessment before a medical consultation, or a tool for monitoring progress in cognitive training.
DYNSEO Selective Attention Test
This test measures the ability to identify targets while ignoring distractors — the equivalent of the CPT paradigm. You must react quickly to target stimuli and refrain from responding to non-target stimuli. Key metrics: accuracy (% of correct responses), omissions (missed targets = inattention), false alarms (responses to non-targets = impulsivity) and average reaction time.
Duration: 10–12 min | Cost: Free | Access: dynseo.com/test-dattention-selective/
DYNSEO Processing Speed Test
This test measures the speed at which your brain processes and responds to simple information — a fundamental indicator of overall cognitive efficiency. A reaction time slower than normal may signal cognitive fatigue, lack of sleep, accelerated cognitive aging, or an underlying neurological disorder.
DYNSEO Concentration and Attention Test
This test combines several components of attention (sustained, selective, vigilance) into a comprehensive assessment of your focus ability. It provides a synthetic score easily comparable to age norms, and can be retaken to track progress over time.
DYNSEO Non-Medical ADHD Test
This screening test (non-diagnostic) evaluates attention symptoms and hyperactivity/impulsivity according to DSM-5 criteria. It does not diagnose — but it can guide towards a medical consultation if scores are high and the clinical context is suggestive.
💡 Optimal conditions for taking an attention test
To obtain your actual performance (not your performance degraded by conditions): choose a time when you feel fit (not in the evening after a long day, not during intense stress), in a quiet environment without distraction (notifications off, door closed), after having slept well (minimum 7 hours the previous night) and eaten properly. Avoid caffeine in the 2 hours before the test — it artificially skews reaction times.
3. Interpreting your results: what the scores mean
Score interpretation grid
Factors that may affect scores
Before interpreting your results, consider the factors that may modify them in one direction or another. Fatigue is the primary factor — after a bad night, reaction times increase by 15 to 30%. Acute stress can temporarily improve certain performances (physiological activation) but degrades sustained attention. Caffeine improves reaction times but may increase impulsivity errors. The time of day has an impact: most adults have a peak attention span in the mid-morning and a notable drop in early afternoon. The level of motivation and interest in the task directly influences performance.
When to retest?
Retake the same test under identical conditions after 4 to 6 weeks of cognitive training to objectively assess progress. A difference of 10 points or more is generally considered clinically significant. Outside of a training program, an annual test is sufficient to track the evolution of your attentional abilities over time.
4. After the test: improving performance step by step
Short term (1–2 weeks): the foundations
✔ Immediate actions to improve your score
- Sleep: aim for 7–9 hours per night strictly — this is the most powerful and fastest lever on attention
- Caffeine: never after 2 PM — it prolongs cortisol and fragments sleep
- Screens in the evening: stop screens 1 hour before sleeping (blue light = melatonin suppression)
- Pomodoro: structure your day into blocks of 25 minutes of focus + 5 minutes of break starting tomorrow
- Notifications: disable all non-urgent notifications on your phone and computer — each interruption costs an average of 23 minutes of refocusing
Medium term (2–4 weeks): cognitive training
Once the foundations are in place, add structured cognitive training. Mindfulness meditation (10–20 min/day) is the best-documented technique for improving sustained attention and reducing mind-wandering. Aerobic physical exercise (30–60 min/day) increases BDNF production and improves frontal functions. Cognitive games targeting attention — like those offered in the 62 DYNSEO tools — train the specific mechanisms of selective and sustained attention with progressively adapted difficulty to your level.
Long term (more than 4 weeks): consolidate and progress
After 4 weeks, reevaluate your level with DYNSEO tests to measure your progress. Gradually increase the difficulty of exercises to maintain the cognitive challenge — an exercise that is too easy does not produce significant brain plasticity. Integrate the most effective exercises into your permanent daily routine: cognitive training is not a sprint, it is a marathon.
⚠️ When to consult a doctor despite the test?
The online test is a guidance tool, not a diagnosis. Consult a doctor if: your score is below 50 on several distinct tests, if attention difficulties have lasted more than 2 months and disrupt your daily life, if you observe other associated symptoms (memory disorders, mood changes, frequent headaches), or if you have a family history of ADHD or dementia. The treating physician will refer you to a neuropsychologist if necessary.
5. Additional tests if the test suggests a problem
If your results from the online tests are concerning, the recommended approach is gradual. The first step is to consult your treating physician who can rule out simple organic causes (hypothyroidism, iron deficiency, sleep disorders) and refer you if necessary. The next step is a complete neuropsychological assessment (3–4h, 400–800 €) including: complete CPT or TOVA, memory battery, Wisconsin Card Sorting, evaluation of executive functions, and standardized ADHD questionnaires. In some cases, a brain imaging (MRI) may be prescribed to rule out a structural cause.
🎯 Start your attention evaluation with DYNSEO
DYNSEO offers 4 complementary attention tests, all free and accessible immediately:
• Selective Attention Test — targets vs distractors, reaction time
• Concentration and Attention Test — overall attention profile
• Processing Speed Test — speed and cognitive efficiency
• Non-medical ADHD Test — screening ADHD symptoms
Once your profile is established, access the 62 DYNSEO cognitive stimulation tools for progressive and personalized training.
Take my free attention test →FAQ
Are online attention tests reliable?
DYNSEO attention tests are built on scientifically validated paradigms (CPT, Stroop) and provide a useful first objective overview. They do not replace a complete neuropsychological assessment, but they constitute a valuable indicative evaluation to prepare for a consultation or to track progress over time.
How long does an attention test last?
DYNSEO online tests last 10 to 15 minutes depending on the chosen test. A complete neuropsychological assessment in a clinic lasts 3 to 4 hours. The difference corresponds to the difference in precision and completeness of the diagnosis.
When should you take an attention test?
Take a test if you observe difficulties in completing tasks due to lack of concentration for more than a month, frequent forgetfulness in professional life, inability to read for more than 10 minutes without losing focus, or if those around you report a change in behavior. The test is also useful for tracking the effect of cognitive training.
What is the difference between attention test and ADHD test?
An attention test measures current focus abilities without concluding on a cause. An ADHD test evaluates symptoms according to diagnostic criteria. Both are complementary but do not replace a medical diagnosis.
How to improve your score on an attention test?
Short term: sleep 7-9 hours, limit caffeine after 2 PM, reduce screens in the evening, practice Pomodoro. Medium term (2-4 weeks): daily meditation, aerobic exercise 30 min/day, N-Back training, DYNSEO cognitive games. Results are measurable on tests in 3 to 6 weeks of regular practice.
Can you fail an attention test?
No — there is no notion of failure, only of current performance level. A low score is information, not a judgment. It indicates an area to improve and guides towards the strategies best suited to your specific profile. Everyone can improve their attention abilities with appropriate training.
Conclusion: measure to progress better
An online attention test does not replace a medical consultation, but it serves a valuable function: to objectify what often remains vague in the self-assessment of our cognitive abilities. Knowing precisely where you stand — and not just "I have been concentrating poorly for some time" but "my selective attention score is 63/100 for my age group" — allows you to target the right tools and measure real progress.
DYNSEO has supported over 10,000 children and 5,000 seniors in assessing and strengthening their cognitive abilities. Start with the free selective attention test, explore your complete profile, and let the 62 cognitive stimulation tools guide you towards your best attentional version.