According to a survey of internet users in the United Kingdom conducted during September 2021, the mobile app for leading social media platform Facebook counted more than 41.5 million monthly active users in the country. Mobile instant messaging platform WhatsApp counted almost 41 million users, while the app for popular video platform YouTube amassed 33.3 million users across mobile phones and tablet devices. The Google Play Store ranked tenth, with approximately 20.5 million monthly active users visiting the store to download and rate mobile apps on the platform.
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UKOM. (September 21, 2021). Number of monthly active users (MAU) of leading smartphone and tablet apps for users in the United Kingdom (UK) in September 2021 (in millions) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 20, 2026, from /statistics/1284692/top-apps-uk-mau/
UKOM. "Number of monthly active users (MAU) of leading smartphone and tablet apps for users in the United Kingdom (UK) in September 2021 (in millions)." Chart. September 21, 2021. ÌÇÐÄÆƽâ°æ. Accessed July 20, 2026. /statistics/1284692/top-apps-uk-mau/
UKOM. (2021). Number of monthly active users (MAU) of leading smartphone and tablet apps for users in the United Kingdom (UK) in September 2021 (in millions). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 20, 2026. /statistics/1284692/top-apps-uk-mau/
UKOM. "Number of Monthly Active Users (Mau) of Leading Smartphone and Tablet Apps for Users in The United Kingdom (Uk) in September 2021 (in Millions)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 21 Sep 2021, /statistics/1284692/top-apps-uk-mau/
UKOM, Number of monthly active users (MAU) of leading smartphone and tablet apps for users in the United Kingdom (UK) in September 2021 (in millions) ÌÇÐÄÆƽâ°æ, /statistics/1284692/top-apps-uk-mau/ (last visited July 20, 2026)
Number of monthly active users (MAU) of leading smartphone and tablet apps for users in the United Kingdom (UK) in September 2021 (in millions) [Graph], UKOM, September 21, 2021. [Online]. Available: /statistics/1284692/top-apps-uk-mau/
