aa is the "hello world" app for Android Phones & Tablets. The simplest but most addictive game on the Google Play Store. i.e. aa is like snake on an old brick phone, it's essential to have. Handmade in Australia by General Adaptive. If it's not published General Adaptive Apps Pty Ltd then it's not the authentic and original aa. Don't be fooled by clones. Support indie devs. Terms: https://www.generaladaptive.com/terms-privacy