Ключевые слова: app, application, background, business, chat, chatting, check, checking, communication, concept, connect, connection, data, device, digital, help, icon, icon chat, information, internet, live, mail, media, message, messaging, mobile, network, networking, notification, online, screen, searching, service, sign, smartphone, sms, social, social media, social network, symbol, tech, technology, text message, touch, using, web, wireless, working,