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Exclusion calculation

The following resources help you to estimate the proportion of the British population who would be unable to use a product or service because of the demands it places on the users' capabilities.

Exclusion calculator
(External site)

Estimate the number of people who would not be able to perform a particular task with a product or service.

This helps to quantify accessibility and prioritise improvements.

This tool is freely available.

(External site)

Assess the visual clarity of text or graphics that are handheld.

This helps to identify improvements for visual designs, and can estimate how many customers would benefit from the changes.

This tool is freely available, and should be accessed within a browser on a mobile device.


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