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how many apps are on the google play store
The number of available apps in the Google Play Store was most recently placed at 2.9 million apps, after surpassing 1 million apps in July 2013.
how many apps are on the apple app store
Apple's App Store was the second-largest app store with almost 1.84 million available apps for iOS.

Question: is the google play store the largest
Self-contained rewrite: is the google play store the largest app store