aa is the "hello world" app for iPhones, iPads & iPods. 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 - then it's not the authentic and original aa. Don't be fooled by clones and respect genuine content. aa will be turning 4 years old on August 12, 2018.