Question: what are the iot apps?
Answer: Smart Home. Whenever we think of IoT systems, the most important and efficient application that stands out is the smart home, ranking the highest IoT application on all channels. ... 
Wearables. ... 
Smart City. ... 
Smart Grids. ... 
Industrial Internet. ... 
Connected Car. ... 
Connected Health (Digital Health/Telehealth/Telemedicine) ... 
Smart Retail.