Alphabet Inc's Google is redoubling efforts to help developers of Android mobile apps build their businesses as concerns mount that the app economy has reached saturation. Under the leadership of Sameer Samat, who rejoined Google earlier this year after a spell as president of wearable tech firm Jawbone, the company is sharpening Google Play store recommendations with artificial intelligence and expanding support for various payment platforms, among other initiatives. Google's efforts in some way mirror those of arch-rival Apple Inc, which revamped its App Store this year with quicker review times for new apps and an increase in the cut of revenue that goes to developers.



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