Usability Evaluation

There are generally three types of usability evaluation methods: Testing, Inspection, and Inquiry.

In Usability Testing approach, representative users work on typical tasks using the system (or the prototype) and the evaluators use the results to see how the user interface supports the users to do their tasks. Testing methods include the following:

In Usability Inspection approach, usability specialists -- and sometimes software developers, users and other professionals -- examine usability-related aspects of a user interface. Commonly used Inspection methods are:

Here, usability evaluators obtain information about users' likes, dislikes, needs, and understanding of the system by talking to them, observing them using the system in real work (not for the purpose of usability testing), or letting them answer questions verbally or in written form. Inquiry methods include:

Ask usability advisor about recommendations for usability evaluation methods for your project needs.

Extra: find a usability expert near you!

Usability Evaluation & Software Development Cycle. See how different usability evaluation methods can be used at different stages of software development life-cycle.

Cost of Usability Evaluation Methods
Find out how much it costs to run these usability evaluations.
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In Association with

Google News on Usability

4 Ways SharePoint Navigation Breaks Usability Best Practices - CMSWire

DocuSign's New Signing Experience: Improves Usability, Streamlines ... - Broadway World

TryMyUI Mobile App Launched for Mobile Usability Testing - Small Business Trends

Using Requirements to Improve Usability For Your Website - Search Engine Journal

W3C's Battery Status API Powers Web App Usability - ProgrammableWeb

Mercy Health's Approach to EHR Usability - HIT Consultant

Usability vs. Conversion Optimization - Search Engine People (blog)

Fellowships available in security usability - Boing Boing

Improved Usability with New SevenCs Software - The Maritime Executive

Synaptics SecurePad Placed in Notebook TouchPads - Legit Reviews

  • This Web site was originally developed when I was a summer intern at the Human Factors group of US WEST, with the help of Pawan Vora.
  • The way to classify usability evaluation methods into testing, inspection, and inquiry, and the description of some techniques, are borrowed and used with permission from the Usability Methods Toolbox by Mr. James Hom.