If you like the theme, but wish to have it customized your way, you can hire the Start Flutter team to do that for you. Write to us here.
Flutter Inbox Clone is aimed to provide a quick demo of building a basic clone of Google Inbox. And also demonstrates how easy it is to build a Material Design Interface.
Note: This is not an efficient code by all means.
Author: Franz Silva
Blog post: Why Flutter?Download Github Installation steps