We both know that the market share refers to the smartphone market share of which Apple has about 21%.
For iPhone apps Apple is way behind with about 0.005% of the total 2.17 million iPhone apps.
For iPhone apps Apple is way behind with about 0.005% of the total 2.17 million iPhone apps.
I.e. the monopoly question is: if apple takes X% for each app in this market, and a competitor can't take less, then it's a monopoly.