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Measuring and Interpreting System Usability Scale (SUS) - UIUX Trend

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The System Usability Scale (SUS) is undoubtedly the most frequently used questionnaire to measure usability. It was created by John Brooke in 1986. In UX, SUS is always used in an online survey or after each usability testing session for users to fill in. If the year 1986 crosses your mind, yes you are right to be curious! It was not until 1991 that the world’s first website was live. The System Usability Scale was not created to measure usability of websites. It was developed at Digital Equipment Corporation in the UK in 1986 as a tool in usability engineering of electronic office systems. While SUS is frequently used today to measure the usability of websites, its usage is not limited to websites. It can be used to measure any systems and applications ranging from digital products such as mobile apps, digital kiosks, laptops to machinery. Apart from SUS, there are also other templates of questionnaire available to measure usability. The main reasons SUS is still preferred are: Althou

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