Issues with patient recruitment and enrolment are the primary barriers for missed clinical trial timelines; 8 out of 10 clinical trials are delayed or unable to be completed because of the lack of timely patient recruitment. Current patient recruitment efforts are inefficient as they are typically dependent on the manual screening of patients during face-to-face visits. With the rapid development of digital communication platforms within healthcare and the broad consumer adoption of smartphones, there are increasing opportunities to overcome some of these barriers.