Top 7 most-used smartphone apps.

Facebook and Google dominate the smartphone apps used globally.

They collectively own eight of the top 10 apps most used by US adults, according to comScore's 2017 US Mobile App Report.

 Unsurprisingly, many of the most-used apps are the most most-used app and also the top app on most people's front page.

 Below are the top 7 most-used apps in the US.

1-      Facebook Messenger

(CNBC.com)

68% of app users use Facebook Messenger.

2-      YouTube

71% of app users use YouTube.

3-      Facebook

81% of app users use Facebook.

4-      Gmail

44% of app users use Gmail.

5-      Google Play

(google)

47% of app users use the Google Play app.

6-      Instagram

50% of app users use Instagram.

7-      Google Search

61% of app users use Google Search.