N-Back Test
Try a short working-memory updating task with a simple one-back sequence.
N-Back Test
Choose whether the current letter matches the previous letter in this one-back practice task.
Score context
Use ranges, not labels.
| Range | Reference |
|---|---|
| Strong session | 7–8 correct |
| Typical | 4–6 correct |
| Practice range | 0–3 correct |
These are orientation points for this browser task, not population norms or a diagnosis. Hardware and conditions can move the result.
Read the HumanSpec benchmark methodHow to get a useful result
Use the same conditions and compare your own range.
What this test measures
Match accuracy is a narrow signal, not a complete picture of ability. This HumanSpec version is designed to be quick, understandable, and repeatable in a normal browser.
How scoring works
The result is calculated from the interaction shown above. A typical reference point for this test is around Practice task, but your device and conditions matter.
Frequently asked questions
Can I improve this score?
Practice can make the task more familiar and may improve consistency.
Is this a diagnosis?
No. This is an educational and entertainment experience, not a medical, psychological, IQ, or employment assessment.