The Chirp! family of apps for iPhone, iPod Touch and iPad feature the songs and calls of birds from north-west Europe, the USA, and Canada.
Tap the name of the bird to hear its song, tap again to stop the song. If you need extra help in learning the songs, simply tap the bird photo to flip it over and reveal helpful tips.
After listening, try the quiz to test your memory. Answer fast to earn a score multiplier and get on the high score table!
And when you need a rest, try the slideshow feature - choose which birds to include, maybe add background bird song, then simply lean back and relax!