Some apps exist on thousands of phones. Others live on millions. Only a few occupy hundreds of millions. Google Photos, HP Print Service Plugin, and Android System Webview are the latest apps to surpass 500 million installs.
Read MoreSome apps exist on thousands of phones. Others live on millions. Only a few occupy hundreds of millions. Google Photos, HP Print Service Plugin, and Android System Webview are the latest apps to surpass 500 million installs.
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