Why are apps becoming more popular than mobile websites?

The article Apps more popular than the mobile web, data highlights the point that, “US consumers use of mobile web sites has dropped by almost a quarter, from an average of 31 minutes daily in March 2013 to 22 minutes a year later.” The article discusses that the amount of time that people spend on their I-phone has increased from the year 2013 to now. In addition, the article states that smartphone users have spent a majority of their time navigating apps rather than websites. “According to Flurry's data, app use grew from 80% of peoples' phone use - 2h6m daily - to 86%, or 2h19m. The graph featured below the blog, depicts that smart phone cell phone users spend a majority of their time on their I-phone using apps rather than any other cell phone feature. The article further explains that the apps that have an increase in popularity have the most advertisements. It is very clear that apps are over powering mobile websites.