Does say that a phone app will be available soon, it's been a while since it was last updated,and I don't think it will be too long before 3rd party apps are available, I would think Shimano would prefer owners to use their app rather than one which allows you to change things that they would rather you didn'tOnly windows version at moment I think,
But good to see eco mode tuneable via E-TUBE
The World's largest electric mountain bike community.