Adult Attention Assessment (18+)

Find Clarity in the
Organized Chaos

A free adult attention and working memory assessment. 6 tests covering sustained attention, selective attention, divided attention, and working memory in ~18 minutes.

6

6 attention tests: SART, Flanker, Divided, Spatial Span, N-Back

~18m

Total time to complete the full assessment

Free

Free — assess your attention and contribute to research

Engineered for unique minds.

Science-Backed

Based on established psychological research and standard continuous performance tasks (CPT).

Designed to be un-boring.

Traditional tests feel like homework. addhead feels like a game.

Instant Results

Receive a comprehensive report immediately after completing the test, with detailed metrics.

Secure & Private

Your data is processed locally where possible and results are strictly private. No registration required.

How It Works

Step 1: Calibration

2 Minutes

A quick sound and visual check to ensure your environment is ready for the assessment.

Step 2: The Test

12-25 Minutes

Complete standard tasks measuring your attention and working memory. Tests include SART, Flanker, Divided Attention, Spatial Span, and N-Back tasks.

Step 3: Results

Instant

Get immediate insights into your attention performance, d-prime sensitivity, and reaction time variability.

Before you begin

Select Your Assessment Mode

A free adult attention and working memory assessment. 6 tests covering sustained attention, selective attention, divided attention, and working memory in ~18 minutes.

Attention Assessment

Free

~18

Total Duration

6 Attention Tests

  • Sustained Attention (SART)
  • Selective Attention (Flanker)
  • Divided Attention (Dual Task)
  • Spatial Working Memory (Forward/Backward)
  • Working Memory (N-Back)

Ready to understand
your mind?

Discover your attention profile for free in ~18 minutes.