Increasingly, ubiquitous connectivity and innovation in applications are generating explosive growth for IoT devices globally. While China and Asia-Pacific continue to dominate the market, IoT applications and revenue growth in North America and Latin America drive the innovation in IoT. This study estimates the total number of IoT devices that are connected using different types of connectivity to the Internet. With the base year of 2016, the study includes a forecast to 2023. The forecasts are by application and by region. In addition, the North American market is also broken down by the United States and Canada.