Last year, Google introduced Android (Go edition) with the goal to provide a fast and smooth experience optimized for first-time and entry-level smartphone owners.
It came with some amazing features such as Google Go, YouTube Go, Files Go and more. Now it has introduced Android 9 Pie (Go edition) version after Android Oreo (Go Edition).

Features of the Android 9 Pie (Go edition) includes, additional 500MB storage, faster boot times and more. It also brings top-of-the-line security features like a verified boot, an accessible dashboard for tracking and monitoring data consumption.
Android 9 Pie (Go edition) also comes with Go Edition apps specifically designed to serve the needs of Go Edition smartphone users.

See More Here: https://www.gizmolad.com/2018/08/google-introduces-android-9-pie-go-edition-with-more-storage/