In January 2021, Telegram was the most downloaded non-gaming app worldwide with over 63 million installs, 3.8 times its downloads in January 2020.
India contributed 24% and Indonesia 10% of Telegram's installs.
TikTok ranked second with nearly 62 million installs, driven by China (17%) and the US (10%).
Signal, Facebook, and WhatsApp completed the top five.
Data from Sensor Tower excludes Apple and Google pre-installed apps, counting unique installs on App Store and Google Play.
The report provides insights for app marketers on trends and geographic distribution.
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