AndroidAPS is described as 'Android APS (AAPS) is an open source app for people living with insulin-dependent diabetes. It is an artificial pancreas system (APS) which runs on Android smartphones. AAPS uses an OpenAPS software algorithm and aims to do what a real pancreas does: keep blood sugar levels' and is an app in the sport & health category. There are more than 10 alternatives to AndroidAPS for a variety of platforms, including Android, iPhone, Windows, iPad and Apple Watch apps. The best AndroidAPS alternative is Nov Open Reader, which is both free and Open Source. Other great apps like AndroidAPS are Owlet glucose widget, Diaguard, xDrip+ and Shuggah.