RSBrowser APP
This is a browser based on CAF browser. It is a very fast browser for Snapdragon Chips.
It supports the following features:
AD Blocking
Google Sync
Privacy Badger
Its a pretty cool Browser. Give it a try.
Note: If you are having trouble logging into the Gmail with sync on turn off sync and log in and then turn on sync.
If you are using Android 6.0 give the app the proper permissions using the following guide:
http://www.howtogeek.com/230683/how-to-manage-app-permissions-on-android-6.0/