What is the difference between accessibility and usability?

I want information regarding the difference between accessibility and usability testing.

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  1. Accessibility Testing

Testing is done to check whether the application is easy to understand to the genuinely impaired user. For instance, we can consider the Kindle digital book application. For this application, we check whether the application has the element to peruse the digital book content and furthermore to guarantee whether it coordinates with the composed substance so it assists the visually impaired individuals with getting to the application.

  1. Usability Testing

Testing conveyed to check whether the application is easy to understand to the non-impaired user. For instance, we can consider a similar Kindle digital book application. It ought to have legitimate UI designs and appropriate route. For instance, tapping on the application logo ought to explore to the landing page.

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Usability and accessibility are both parts of the user experience. However, the idea of accessibility is meant to work on creating a product that can be accessed by any user, irrespective of the physical liabilities or limitations. On the other hand, usability testing is meant to ensure that the product developed is easy and convenient to use or understand for a user who is approaching it for the first time.

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