Qbtech · Since 2002 (QbTest); QbCheck remote 2019
QbCheck / QbTest
In-clinic and remote Ages 6–60 FDA cleared
Task paradigm
Visual go/no-go combined with motion-tracking via webcam (QbTest uses infrared head-tracking; QbCheck uses standard webcam)
Test duration: 15–20 minutes
Score outputs
- Inattention score
- Impulsivity score
- Hyperactivity (motion data)
- QbTotal composite
- Reaction time mean and variability
- Activity area/distance/microevents
Normative sample
>1,300 — Multi-site normative sample; international
Notable features
- One of the few CPTs with explicit hyperactivity measurement (motion data)
- Remote-capable variant (QbCheck) using standard webcam
- NHS-adopted in parts of the UK
- Strong peer-reviewed evidence base
Limitations and considerations
- Webcam-based motion data introduces variability across hardware
- Pricing not publicly listed
Regulatory & pricing
- FDA 510(k) cleared
- Yes — FDA 510(k) cleared as an aid in ADHD assessment (both QbTest and QbCheck)
- Public pricing
- No — Subscription / per-test pricing via Qbtech; varies by region.