Reliable, Robust and Research-based Psychometric Assessments

Aon's innovative online measurement instruments provide a reliable basis for your selection and development decisions. Our tools are built on the solid foundations of research and psychometrics and are short, meaningful and user-friendly.


Ensure you have the right behaviors for success.


Short, valid and reliable tests for specific job-relevant aptitudes.


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The Right Product for Your Needs

We have over 50 different online aptitude tests and other psychometric assessments in our portfolio. Many of them are available in more than 30 languages. Conveneniently browse through our Assessment Product Finder to get an overview. Don't hesitate to contact us if you need support finding the right solution for your challenge.

Assessment Product Finder

Aon's Online Assessment Portfolio

Capture relevant personality characteristics

People are hired for their skills and fired for their personality. This gloomy prediction can be avoided with Aon's behavioral assessments. All Aon personality questionnaires are adaptive, short, cheat-resistant and highly valid.

Aon's questionnaires can be used early in the selection process to sift out unsuitable applicants. Used in final stage hiring, the assessments come with an interview guide to probe risk areas and confirm decision.


Assess aptitudes with innovative, short and valid tests

Research has shown that aptitude tests are powerful predictors of long-term professional success. No other psychometric assessment tool provides as much added value for HR decisions.

The Aon aptitude tests are developed to make best use of web technology in a reliable, decentralized way. Particularly suitable for identifying potential in efficient pre-selection in volume recruitment, Aon offers cognitive tests for a range of target groups. 


Deploy assured and trusted quality

Independently reviewed by professional bodies and designed in line with internationally renowned standards from institutions such including the ITC, EFPA and APA.* Aon's assessments are certified by leading global quality accreditation institutes such as Det Norske Veritas (DNV) and are registered with local oversight bodies in nation states where this is required.

Our global analytics team regularly conducts business impact, diversity, inclusivity and validity studies.

Aon has been awarded the ISO/IEC 27001 certificate for information security management systems. Our IT and professional data management systems comply with all national legal requirements on data protection. 
*ITC International Test Commission; EFPA European Federation of Psychologists' Associations; APA American Psychological Association


Candidate-centric assessment to support your brand

Aon helps companies showcase jobs to engage, inform and assess applicants. Whether using Realistic Job Previews or Situational Judgment assessment presented in an intuitive messenger style, applicants can opt in or self-select out - saving everyone time and money. 

Behavioral, personality and aptitude assessments can be used in combination to configure highly relevant, tailored packages. 

Our Approach to Assessment

We work with clients in all industry sectors, with companies of all sizes - at every level of the organization, to ensure their talent assessment strategy has the maximum business impact.


Building on the best of psychometric assessment: mobile-first, candidate-engaging, applied AI.


We support clients across the world: 30 million assessments each year, in 90 countries and 40 languages.

Talent Analytics

Underpinning our clients' talent strategy with data-driven, assessment-based insights.

Maximizing ROI

Helping our clients demonstrate measurable results through efficiencies and quality benefits.


Solutions for Online Assessment


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360 Degree

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Gamification in Assessment

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Talent Analytics

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Connect with us about how we can power your talent strategy.