Earlier quoted context omitted.
How many of those are installed on more than 1% of mobile devices (however broadly construed)? I think the answer is two. Amazon has like 10% of the tablet market share, but the tablet market is like 1/20th the size of the phone market. Just to demonstrate that this is the variable that matters, consider the case where there are exactly three devices that have each of the other marketplaces installed on them, respect…
> How many of those are installed on more than 1% of mobile devices 4/5 in the examples I gave. Google, Apple, Samsung and Amazon all have decent market share.
I couldn't find robust stats on Amazon's market share overall but I did find that they sold 5.3% of all tablets in Q3 2019. So if its true that the phone market is 20 times larger than that it would mean its unlikely that The Amazon App store is installed on 1% of all mobile devices.