This app was mentioned in 4 comments, with an average of 7.75 upvotes
https://play.google.com/store/apps/details?id=com.ea.gp.starwarsbfcompanion
Android is up now! :)
Browser and mobile companion app (Browser) http://starwars.ea.com/starwars/battlefront/basecommand
(Android) https://play.google.com/store/apps/details?id=com.ea.gp.starwarsbfcompanion
(Apple) https://itunes.apple.com/us/app/star-wars-battlefront-companion/id1050725181?mt=8
Welcome back! What's your play style?
Hope these will help:
You'll see all the info you might need under the Gameplay menu.
Also, if you log in, go to Career to see what's available and what you already have. In there, you can easily create different hands, buy charges or change your trait.
The companion apps are handy as well:
This [post](/r/StarWarsBattlefront/comments/4urywa/are_you_bad_at_multiplayer_want_to_get_better/) regarding multiplayer could be useful too. I like that sub (/r/StarWarsBattlefront/) more.
EDIT: formatting, additional info