Hi there, love Zwift and the ability to run it on my phone. Unfortunately the app is enormous, and the 2.3gb it eats up pushes my storage to the point it slows everything else down.
It is an easy fix, however, to allow the option for installation on Android phones to SD cards formatted as internal storage. All my largest apps are that way, and it works seamlessly. There is no effect on performance.
Here is an explanation of how to do it, for the developers:
There is nothing to lose, it would have no impact on users who prefer to keep it on internal storage or don’t have sd cards formatted as internal.