Child electronic registration and vaccination app facilitates EPI program of Health department Pakistan to manage status of fully immunized children in Pakistan. This app is fully integrated with Web based EPI MIS and database of child registration from this app get synchronized with database of routine EPI MIS through Restfull services. Vaccinators of fixed centers and outreach use this application to maintain their permanent registers electronically. This application allows then to find pending vaccination and defaulter children from the app database. Moreover, this app facilitate vaccinators to search existing child easily for next vaccination