What is Usability?

Usabilityis the extent to which a website or application is easy, efficient and satisfactory to use for the intended target group.Good usability reduces friction andFrictionconversionConversion Ratefind what they’re looking for without having to think.The five components of usabilityLearnability:

how quickly a new user learns the system.Efficiency:

How quickly tasks are completed.Memorability:how easily users remember it after a break.Errors:how often do users make errors and how serious are they?Satisfaction:how pleasant is the overall experience.Usability vs UXUsabilityis part ofthe broader user experience.UX also includes emotions,expectations and brand experience.A site can be usable but still have a poor UXif the emotional experience is missing.Usability testingThroughuser testing,heat maps, session recordings and A/B

testing.Already

five test subjects discover 85 percentUser Experienceproblems. You don’t need a large budget.Is usability the same on mobile and desktop?No.Mobile requires larger buttons, shorter forms, less text

and a customized

navigation structure.HowHeatmapimprove the usabilityA/B testsite?Start with user testing and heatmap analysis.More at developers.google.com/search.