Most Popular Social Media Platforms 2025. An advocate for major social media platforms has told australia's parliament that a plan to ban children younger than 16 from the sites should be delayed rather than being. With 3.06 billion monthly active users, that means 37 percent of the world’s population uses facebook.

Younger adults use tiktok, snapchat, and. Here’s a quick recap of the most popular social media platforms in 2025 and what they’re most popular for: