[joshmarinacci]

Adding another free browser changes nothing. People don’t choose free browsers because people don’t choose. The owner of the platform chooses (with the notable exception of Windows where Google has spent billions of dollars to advertise it).

[metaxy2]

Chrome is also very big on macOS even though it's not preinstalled, although yeah, that also has to do with the marketing. It seems hard to find good stats on this but it's definitely in the web developer zeitgeist. On mobile, though, people do pretty much just use whatever comes installed.