What's that sound outside?
Hold your phone towards the noise. Earshot names birdsong, insects, weather, traffic, engines and animals as it hears them.
Not listening
Your microphone stays off until you start
Heard so far
Nothing yet. Start listening outdoors, or open a recording from a walk. Each new sound gets a line here with when you first heard it.
Everything runs on your device. Sound is never recorded or sent anywhere.
Field log
Free try: save 2 outings to your field log (date, place and each sound you heard, kept on this device). The full log keeps every outing and downloads as a spreadsheet.