Market leader Facebook was the first social network to surpass one billion registered accounts and currently sits at more than three billion monthly active users. Meta Platforms owns four of the biggest social media platforms, all with more than one billion monthly active users each: Facebook (core platform), WhatsApp, Facebook Messenger, and Instagram. In the third quarter of 2023, Facebook reported around four billion monthly core Family product users. The United States and China account for the most high-profile social platforms Most top ranked social networks with more than 100 million users originated in the United States, but services like Chinese social networks WeChat, QQ or video sharing app Douyin have also garnered mainstream appeal in their respective regions due to local context and content. Douyin’s popularity has led to the platform releasing an international version of its network: a little app called TikTok. How many people use social media? The leading social networks are usually available in multiple languages and enable users to connect with friends or people across geographical, political, or economic borders. In 2025, social networking sites are estimated to reach 5.42 billion users and these figures are still expected to grow as mobile device usage and mobile social networks increasingly gain traction in previously underserved markets.

Despite a tumultuous 2018, Facebook is still the top social network in the United States, with 169.76 million mobile users accessing the Facebook app in September 2019. The company’s other properties Instagram and Facebook Messenger ranked second and third with 121 and 106 million users respectively. Cambridge Analytica scandal 2018 The biggest social media company in the world had a difficult 2018. The platform has long been accused of enabling the spread of fake news during the 2016 election and beyond. One of the first and biggest negative Facebook stories of 2018 was the Cambridge Analytica scandal, which unfolded from March 2018. The Guardian, The Observer, and The New York Times simultaneously reported on political data firm Cambridge Analytica harvesting data of millions of Facebook users worldwide without their knowledge before the 2016 election, which led to Facebook CEO Mark Zuckerberg having to testify before Congress in April 2018. Facebook usage behavior changes Due to the revelations about Facebook and the company’s treatment of private user data, many U.S. users are planning to use the social network much less and to be much more careful about what they post . During an April 2018 survey, only 20 percent of respondents stated that their Facebook usage has not changed, and they were planning on continuing to use the social platform as much as they always had in the past.

As of February 2021, YouTube had a global penetration rate of 62 percent, followed closely by Meta's Facebook, with 61 percent. Overall, instant messaging service WhatsApp had a global penetration rate of 52 percent. Additionally, 12 percent of people used TikTok, and one in ten people around the world use messaging service Telegram.

In March 2025, ******** accounted for ** percent of all social media site visits in the United States, confirming its position as the leading social media website by far. Other social media platforms, despite their popularity, had to make do with smaller shares of visits across desktop, mobile, and tablet devices combined. ********* ranked second with ***** percent of all U.S. social media site visits, while X (previously Twitter) accounted for ***** percent of the total visits in the country. Additionally, the U.S. is home to the third largest social media audience worldwide. Facebook: mobile vs desktop usage At the beginning of 2022, around ** percent of Facebook users across the globe were using the platform’s social networking services exclusively via mobile phone, while only *** percent reported using their desktop or laptop devices. In September 2022, three Facebook Inc. products occupied some of the leading positions as most downloaded social networking apps on the Apple App Store in the United States. WhatsApp’s messaging platform ranked second with more than *** million downloads, while Facebook and the instant-messaging service Messenger followed ranking third and fifth with *** million and **** million downloads respectively. Social media evolution Between 2012 and 2024, the daily time spent on social networks worldwide experienced an almost constant increase, with users reaching an average of *** minutes per day in 2023, with a decrease to *** daily minutes of engagement in 2024. However, users’ favorite platforms have changed since 2019, and the power balance appears to be shifting further from Facebook’s market dominance. Not only Facebook’s user growth rate is estimated to slow down in the next years, but users belonging to Generation Z appear to prefer video-first social platforms like Snapchat, TikTok, and YouTube.

A study held in 2024 revealed that ** percent of X (formerly known as Twitter) users regularly used X for news. By contrast, users of major platforms Instagram, TikTok, and YouTube were less inclined to get their news from those sites, though usage of TikTok for news increased by ** percent between 2020 and 2024, with the platform especially popular among younger audiences.

As of 2021, Facebook, recently rebranded as Meta, was the social media platform used most often by ** percent of social networking users in the United States. In 2015, Facebook was the most used platform by ** percent of social media users, demonstrating a decrease of almost ** percent. During the same time frame, Instagram has continued to grow in popularity, with ** percent of users saying it was their most often used platform in 2021, an increase of ** percent since 2015. Snapchat was the most used platform by ** percent of respondents in 2018 and has since continued to decline. In 2020, TikTok was the most accessed platform for ***** percent of users and by 2021 it had more than doubled to ***** percent.

******** was the social network with the largest market share in Denmark as of March 2025, amounting to over ** percent. Overall, Pinterest and Instagram accounted for **** percent and **** percent of the market share, respectively. X/Twitter amassed **** percent of the social media market share in Denmark in March 2024. How old are most social media users? According to a survey of social media users, the majority of respondents were of ages between ** and **. Around ** percent of respondents in this age group used social networks in 2020. Furthermore, those aged between 60 and 74 used online platforms the least, as only ** percent of respondents in this age group reported engaging with social networks. The Nordics and social media The number of social media users was the highest in Sweden, among the other Nordic countries. Over *** million Swedish respondents were using social media in 2021. Denmark had over *** million social media users, while Norway and Finland had **** and **** million users, respectively.

According to a survey on digital usage in China, around 91.8 percent of respondents had used WeChat as of the third quarter of 2023. The short video app Douyin, the social commerce site Xiaohongshu, and the Twitter-like site Weibo, were among the most popular social media platforms in China. How successful is WeChat in China? The country’s most popular messaging app, WeChat, boasts over one billion monthly active users. For many Chinese consumers, WeChat is part of daily life, helping them to organize tasks such as paying bills, ordering food delivery, and calling a taxi. On average, WeChat users spent about an hour and 20 minutes per day on the app. Large user base with high engagement The social media scene in China is huge and mobile-centric. In 2023, the social media penetration rate amounted to 74 percent in China, slightly higher than in countries like the United States and Japan. While the user number has shown signs of reaching a saturation point, Chinese consumers have been spending more time online, with a considerable daily usage of social media.

This statistic gives information on the most popular social media sites used by teenage and young adult internet users in the United States as of the third quarter of 2020. During the survey period, it was found that ** percent of responding internet users aged 15 to 25 years used social photo sharing app Instagram.

Despite Snapchat's dominance, Facebook continues to be the more widely used social networking site used by teenagers and young adults7. A total of ** percent of respondents currently use Facebook, compared to ** percent of respondents who stated that they used Snapchat. Yet when teens, whose average age was **, rated their most important social network, Snapchat, Instagram, and Twitter where given more important ratings than Facebook. These social networks are being increasingly visited via mobile devices.

Facebook was the most visited social media platform in Denmark in recent years, used by ** percent of the survey respondents in 2020. YouTube ranked second, followed by Instagram and LinkedIn. When asked how often they used Facebook, every second Dane stated to be using the platform several times a day. None of the respondents used Facebook less often than once a month.

Facebook worldwide

After launching in 2004, Facebook has gained massive popularity on a global scale and the number of Facebook users has increased dramatically over the past decade. One hundred million individuals were Facebook users in the third quarter of 2008. The corresponding figure for the second quarter of 2020 was over *** billion users.

Users' profiles

Despite it being popular among all age groups, some seemed to be more keen on using Facebook. Like most social media platforms, Facebook was most popular among the younger Danes – 16 to 24 years old – according to a survey conducted in 2018. Snapchat, Instagram and YouTube followed the same trend.

As of March 2024, Meta's Facebook was the most popular social media platform in Denmark, with 81 percent of social network users in the country using the service. Instagram and YouTube ranked second, with almost six in ten users in Denmark accessing these online platforms. Snapchat was also relatively popular, with 39 percent of respondents stating that they used the app.

As of March 2024, *************** was the most popular social media platform in Norway, with ** percent of social network users in the country using the service. Overall, Instagram and Snapchat were used by ** percent and ** percent of the online population, respectively. YouTube was also popular, with ** percent of respondents stating that they used the service. Moreover, ***** percent of internet users in Norway were using mobile-first photo platform BeReal.

As of the third quarter of 2024, WhatsApp was the most active social network among internet users in the United Kingdom (UK), with 79.9 percent of internet users reporting use of the service. Facebook was very close behind, with a rate of 72.3 percent, followed by Facebook Messenger with 56.6 percent. YouTube’s broad audience in the United Kingdom YouTube reaches a broad audience in the UK, making it an attractive partner for advertisers of almost any product. More than 75 percent of individuals of every income bracket watch YouTube, with the likelihood of watching increasing with the pay-grade. Whether advertising basic items or luxury products, marketers should be able to connect with UK audiences through YouTube. There are almost no people in the UK to not use YouTube at least monthly. According to a survey conducted in the third quarter of 2020, 46 percent of respondents went on YouTube on a daily basis. Facebook in the United Kingdom  Facebook enjoys a healthy market position in the UK, holding an estimated  55 percent share of the market. The service attracted  50.6 million UK users during May 2021, and Facebook UK Limited  generated 1.1 billion British pounds in revenue  during 2019. The UK division of the company  posted an operating profit of 121.9 million British pounds that year. 

Facebook was the social network with the largest market share in Sweden as of March 2025. The market share of Facebook made up more than 86 percent of the total market in Sweden. Instagram reached 6.81 percent, ranking second. Overall, Pinterest had roughly 2.44 percent of all Swedish social network views. Social media usage in SwedenOverall, the share of Swedes participating in social networks grew between 2011 and 2023. 54 percent of interviewed individuals used social media in 2011, whereas in 2023 this increased to 73.24 percent.  The Nordics and social media Compared to the other Nordic countries, Sweden ranked third in share of active social media users in 2024. Around 80.1 percent of the country's population were active users, while Finland's active social media users accounted for 80.4 percent. Norway had the highest share with 81.7 percent. The Faroe Islands ranked sixth with 66.7 percent. The number of active social media users amounted to 8.53 million in Sweden in 2024.

Facebook ranked as the leading social media website in Czechia in December 2024, with over ** percent share of all social media site visits. Instagram ranked second with around ***** percent of all Czech social media site visits. Other popular social media sites used included Pinterest, X (formerly Twitter), and YouTube.

Which county has the most Facebook users?

              There are more than 378 million Facebook users in India alone, making it the leading country in terms of Facebook audience size. To put this into context, if India’s Facebook audience were a country then it would be ranked third in terms of largest population worldwide. Apart from India, there are several other markets with more than 100 million Facebook users each: The United States, Indonesia, and Brazil with 193.8 million, 119.05 million, and 112.55 million Facebook users respectively.

              Facebook – the most used social media

              Meta, the company that was previously called Facebook, owns four of the most popular social media platforms worldwide, WhatsApp, Facebook Messenger, Facebook, and Instagram. As of the third quarter of 2021, there were around 3,5 billion cumulative monthly users of the company’s products worldwide. With around 2.9 billion monthly active users, Facebook is the most popular social media worldwide. With an audience of this scale, it is no surprise that the vast majority of Facebook’s revenue is generated through advertising.

              Facebook usage by device
              As of July 2021, it was found that 98.5 percent of active users accessed their Facebook account from mobile devices. In fact, almost 81.8 percent of Facebook audiences worldwide access the platform only via mobile phone. Facebook is not only available through mobile browser as the company has published several mobile apps for users to access their products and services. As of the third quarter 2021, the four core Meta products were leading the ranking of most downloaded mobile apps worldwide, with WhatsApp amassing approximately six billion downloads.

According to a May 2024 survey, WhatsApp was the most popular social media platform in Mexico. At that time, ** percent of those interviewed said they had an active account on the messaging app. Also owned by Meta Platforms Inc., Facebook and Instagram ranked second and third, being used by ** and ** percent of respondents, respectively.

Social media penetration and demographics Close to ** percent of the Mexican population was expected to be on Facebook by the end of 2023 (slightly below the estimated ***** percent for the United States during the same period). Its popularity in the North American country relies heavily on young internet users: when it comes to the distribution of Mexican Facebook users by age group, more than ** percent were between 18 and 34 years old. All news just a click away According to a February 2022 survey, half of internet users in Mexico used Facebook for news consumption, while YouTube is used by ** percent of the country's online audiences for the same function. This preference was also observed across all age groups: more than a third of the country's news consumers across all demographics turned to the Meta-owned social network to find, read, watch, share, or comment on the news.

Facebook was the leading social media website by number of visits in Slovakia as of January 2025, with a share of nearly ** percent of all social media site visits. Instagram ranked second with *** percent of all social media site visits.

Cristiano Ronaldo has one of the most popular Instagram accounts as of April 2024.

              The Portuguese footballer is the most-followed person on the photo sharing app platform with 628 million followers. Instagram's own account was ranked first with roughly 672 million followers.

              How popular is Instagram?

              Instagram is a photo-sharing social networking service that enables users to take pictures and edit them with filters. The platform allows users to post and share their images online and directly with their friends and followers on the social network. The cross-platform app reached one billion monthly active users in mid-2018. In 2020, there were over 114 million Instagram users in the United States and experts project this figure to surpass 127 million users in 2023.

              Who uses Instagram?

              Instagram audiences are predominantly young – recent data states that almost 60 percent of U.S. Instagram users are aged 34 years or younger. Fall 2020 data reveals that Instagram is also one of the most popular social media for teens and one of the social networks with the biggest reach among teens in the United States.

              Celebrity influencers on Instagram
              Many celebrities and athletes are brand spokespeople and generate additional income with social media advertising and sponsored content. Unsurprisingly, Ronaldo ranked first again, as the average media value of one of his Instagram posts was 985,441 U.S. dollars.

As of September 2023, YouTube as the most popular social media platform for global users, with 97 percent of respondents reporting to use the popular video platform. YouTube was also the most popular social media among Gen Z users, with 96 percent of respondents in this age group reporting to have used the video platform as of the examined period. Facebook's usage kept steady among among the general digital population, with around eight in 10 reporting to have used the platform. In comparison, the social media's popularity was in free fall among gen Z users with only four in 10 among those surveyed reporting to engage with the Meta-powered platform.