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Experimental Instrument
Technology // SUS Open Access

System Usability Scale

10-item industry-standard scale measuring perceived usability of any specific system, app, or device the respondent has in mind while answering.

Estimated Time
~5 mins
Instrument Scale
Standardized Items
Administration
Self-Administered
Scoring Engine
Automated Real-Time

Scale Overview & Construct

10-item industry-standard scale measuring perceived usability of any specific system, app, or device the respondent has in mind while answering.

Psychometric Instrument Likert Self-Report Dimensional Breakdown Server-Side Validated

Purpose & Measurement Objectives

10-item industry-standard scale measuring perceived usability of any specific system, app, or device the respondent has in mind while answering. Based on your answers to its 10 items, you'll get a single overall score showing how strongly this pattern applies to you right now. Taking it helps you notice a pattern in your tech-related habits, attitudes, or reactions that's easy to overlook.

Instrument Specifications

Target Population
Teachers, Educators & Faculty
Administration Format
Self-Administered
Intended Domain / Purpose
Research & Empirical Study
Recommended Age Bracket
Adults (18+ yrs)
Duration & Pacing
5 Minutes (Self-Paced)
Access License
Open Creative Commons

Academic Citation & Instrument Provenance

When referencing this instrument in research, academic theses, or clinical institutional audits, please cite the original author publication:

License: CC BY 4.0. Citation: Brooke, J. (1996). SUS: A "quick and dirty" usability scale. In Usability Evaluation in Industry. Taylor & Francis. This is not a diagnostic tool.

Governance, Boundaries & Ethical Use

Construct Boundaries & Interpretive Limitations

Imported from the OpenScales open item-bank project. This specific digital implementation has not been independently clinically validated by PsiQ — scores are for self-reflection, research, and educational purposes only, and are not a diagnosis.

License: CC BY 4.0. Citation: Brooke, J. (1996). SUS: A "quick and dirty" usability scale. In Usability Evaluation in Industry. Taylor & Francis. This is not a diagnostic tool.

Free
Open Psychometric Access
OPEN ACCESS
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  • Immediate server-side scoring and dimensional profile
  • Official downloadable diagnostic PDF report
  • Zero ads • Anonymous & encrypted response storage
  • Experimental Instrument psychometric calibration
Identifier SUS
Category Technology
Scale Standard Standardized
License Status CC BY 4.0 Open Scale
PsiQ Psychometric ID #195
System Usability Scale
Free Open Access
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