PainChek® is an approved medical device in the form of a smart device app, which combines artificial intelligence and smart automation to identify and quantify pain in real time. The app has been validated and used for assessing pain in people with moderate to severe dementia. PainChek® works by using facial recognition technology and analysis to detect pain through facial muscle movements which indicate the presence of pain. The user then enters other observed pain cues (e.g. vocalisation, move