Related, but not strictly Steam based, this is a curated list I compiled detailing wargames that are worth considering on the Android mobile/tablet platform.

I found Playboard.me an invaluable and easy tool to build a list of apps with information pulled directly from the Google play store.

Anyway, if you're a 'droid gamer and you're looking for wargames take a look

WARGAMES WORTH CONSIDERING[playboard.me]