An app which alerts people when they’re entering ‘high crime zones’ includes built in features to help people feel safe when walking. The WalkSafe app, avaliable on both iPhone and Android, pins locations of reported crime, such as sexual assault, mugging and knife crime, using police data. The map shows reports of crime taken from monthly police reports in the area, including sexual assault, mugging, knife crime, and pickpocketing. It uses data published via police.uk with the app refreshing the map twice per week and the app automatically alerts you when you walk near thes...