The #1 app in the world is the TikTok app.
The TikTok app is the most downloaded app globally.
In terms of the most active users, the app with the most active users is WhatsApp Messenger which is cited as having the most monthly active users.
The next most downloaded and most used apps are Google Chrome app and the YouTube app.
The most used app in the world besides TikTok is Google Chrome by monthly active users, followed closely by apps like YouTube, Facebook, and WhatsApp.
This is largely because Google Chrome is the default browser on many devices, while YouTube and Facebook dominate social media and communication.
Google chrome has over 4 billion monthly active users, mainly due to it's pre-installation on many Android devices.
YouTube is the most used social media app by monthly active users, with 2.5 billion active users.
Facebook app has 3.07 billion monthly active users, which makes it the second most used social media app.
WhatsApp also has over 3 billion monthly active users and is also the most popular messaging app globally in many regions.
YouTube is the most used app in the USA by reach, followed closely by Gmail and Facebook. Other top apps include Google Search, Google Maps, and Amazon Mobile.
YouTube reaches the largest percentage of the mobile audience, with 76 percent of users, and it's also cited as the most widely used platform by U.S. adults, with 83 percent reporting have using YouTube app.
Gmail app reaches 68 percent of the mobile audience.
Google Search reaches 66 percent of the mobile audience.