The UNICEF IPC resources app for immunisation FLWs is an on-the-go tool that frontline workers (FLWs) and FLW supervisors can use to access the training and job aid materials that are included in interpersonal communication for immunization (IPC/I) package. The package is a global toolkit, which includes 12 different core components, has been designed to improve the IPC/I skills of FLWs and the ability of supervisors and mentors to provide support to FLWs, so that FLWs around the world can increase immunization coverage.