aa s a simple ,It Is Very, Very addictive
aa is the "hello world" app for Android Phones & Tablets. The simplest but most addictive game in the Android Play Store.
i.e. aa is like snake on an old brick phone, it's fundamental.
Handmade in Australia,
General Adaptive
If it's not published by General Adaptive Apps Pty Ltd - it's not the authentic and original aa. Don't be fooled by clones.