All About Birds
Cornell’s Lab of Ornithology main website. Fabulous collection of information and resources. Free.
Website
Merlin Bird ID App
Fun way to identify a bird by location, month, size, color, and behavior. From the Cornell Lab of Ornithology. Free.
iOS App | Android App
Larkwire
Bird song app. Great way to learn bird songs and calls and how to distinguish them. $14.99
Website | iOS App
Peterson Bird Sounds
Wonderful collection of bird sounds and their corresponding spectrograms. Great way to learn aural distinctions and patterns. Free introductory tutorial also available.
Website | Book ($19)
eBird
Crowd-sourced sightings of birds in your area. Add your own sightings.
Website | iOS App | Android App
Audubon Bird Guide
Excellent website. iOS app recently changed; not as useful as before. Merlin preferred.
Website | iOS App | Android App