App Annie's stats on 2021 mobile app usage.
App Annie's stats on 2021 mobile app usage.
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App Annie: Smartphone users spent 3.8 trillion hours on mobile in 2021

  • Posted byby Dean Takahashi
  • Updated
  • 4 min

Smartphone users spent 3.8 trillion hours on mobile in 2021, according to a State of Mobile 2022 report by mobile data and analytics firm App Annie.

The hours spent was up from a year earlier — and it was up 30% over the past two years — as consumers continued to embrace a mobile lifestyle in the ongoing pandemic, said Lexi Sydow, head of market insights at App Annie, in an interview with GamesBeat.

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Written by

Dean Takahashi

Dean Takahashi is editorial director for GamesBeat. He has been a tech journalist since 1988, and he has covered games as a beat since 1996. He was lead writer for GamesBeat at VentureBeat from 2008 to April 2025. Prior to that, he wrote for the San Jose Mercury News, the Red Herring, the Wall Street Journal, the Los Angeles Times, and the Dallas Times-Herald. He is the author of two books, "Opening the Xbox" and "The Xbox 360 Uncloaked." He organizes the annual GamesBeat Next, GamesBeat Summit and GamesBeat Insider Series: Hollywood and Games conferences and is a frequent speaker at gaming and tech events. He lives in the San Francisco Bay Area.