GOMS
This method is a task analysis to improve the efficiency of a product's interface by reducing interactions.
Category Test
Focus Groups
Guide a discussion with potential users to gather insides about their opinion on a product.
Eye-Tracking
This digital method helps locating rooted design problems by tracking the eye-movements of a user.
Experience Prototyping
This methods aims towards prototyping in all stages of a design process. This might enhance a better understanding of the product.
Diary Method
This longitudinal method helps gathering lots of data about users experiences and usage of a product.
Customer Journey Map
This complex method reveals opportunities for addressing the pain points of customers, alleviating fragmentation and ultimately creating a better experience for your users.
Cognitive Walkthrough
Generally, Cognitive walkthrough is a technique that focuses on exploratory learning. Its a very good method for exposing assumptions about users and learning that can help designers create better experiences.
Card Sorting
This method is really helpul subsequently to a brainstorming-type-of-method. After gathering lots of ideas some clustering is needed!
5-Second Test
A quick and easy way of usability testing. The 5-second tests gets users initial impression of a product or design when they see it the first time.
AttrakDiff
AttrakDiff 2 is a questionnaire used for the evaluation of interactive products. While most questionnaires only evaluate practical usability, i.e. “pragmatic qualities”, AttrakDiff 2 also takes human need satisfaction of stimulation and identification, i.e. “hedonic qualities”, into account, as well as the overall attractiveness.