Ключевые слова: app, application, apps, browsing, cell, cellphone, cellphone app, communication, connection, device, digital, display, gadget, internet, media, mobile, mobile phone, mock up, network, personal safety, personal safety app, phone, safe the city app, safe and the city, safe and the city app, screen, smart, smartphone, social media, software, tech technology, technology, touchscreen, using, web,