iBird Pro Guide to Birds is described as 'IBird Pro is a self-contained, take-anywhere-no-Internet-required app that turns your iPhone into a field guide to birds of North America, the United Kingdom, and Hawaii. iBird is superior to other birding apps because of the following features:' and is an app in the education & reference category. There are five alternatives to iBird Pro Guide to Birds for iPhone, iPad, Android, F-Droid and Android Tablet. The best iBird Pro Guide to Birds alternative is Merlin Bird ID, which is free. Other great apps like iBird Pro Guide to Birds are whoBIRD, Sibley Birds 2nd Edition, Raptor ID and iBird Ultimate Guide to Birds.