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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.
is the google play store the largest app store
As of the fourth quarter of 2019, Android users were able to choose between 2.57 million apps, making Google Play the app store with biggest number of available apps.

Question: when did the store open
Self-contained rewrite: when did the google play store open