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App review

Merlin Bird ID by Cornell Lab

Users answer identification questions, photograph birds, or record calls; Merlin suggests species and displays facts/audio. AP coverage describes Sound ID as widely used and useful for beginners, while noting it is an aid rather than authority.

Route
Explore
Ages
4+
Best for
Recognizing birds by sound, photo, or field marks

At a glance

Developer
Cornell University (Cornell Lab of Ornithology)
Platforms
iOS, Android
Cost
Free
US App Store
4.86 from 111,364 ratings

Free; no IAP verified

The short version

Cornell Lab’s free identification tool can turn backyard listening into a repeatable nature activity, but the current Android disclosure says the app may collect account, activity, diagnostic, and device-ID data. That makes its no-cost model useful, not a reason to skip family privacy review.

Creative agency: Medium — child chooses what to listen for and record. Learning value: High — species, habitat, and listening practice. Age fit: Best with adult-supported outdoor activity for younger children. Parent view: Free listing; check microphone/photo/location permissions, optional account prompts, saved-bird syncing, and deletion. Google Play’s developer disclosure says some data may be collected and deletion can be requested. Staying power: High for seasonal backyard exploration. only. Learning value: High — species, habitat, and listening practice. Age fit: Best with adult-supported outdoor activity for younger children. Parent view: Free listing; check microphone/photo/location permissions, optional account prompts, saved-bird syncing, and deletion. Google Play’s developer disclosure says some data may be collected and deletion can be requested. Staying power: High for seasonal backyard exploration. only. Age fit: Best with adult-supported outdoor activity for younger children. Parent view: Free listing; check microphone/photo/location permissions, optional account prompts, saved-bird syncing, and deletion. Google Play’s developer disclosure says some data may be collected and deletion can be requested. Staying power: High for seasonal backyard exploration. only.

What we found

Strengths

  • Creative agency: Medium — child chooses what to listen for and record. Learning value: High — species, habitat, and listening practice. Age fit: Best with adult-supported outdoor activity for younger children. Parent view: Free listing; check microphone/photo/location permissions, optional account prompts, saved-bird syncing, and deletion. Google Play’s developer disclosure says some data may be collected and deletion can be requested. Staying power: High for seasonal backyard exploration. only.
  • Learning value: High — species, habitat, and listening practice. Age fit: Best with adult-supported outdoor activity for younger children. Parent view: Free listing; check microphone/photo/location permissions, optional account prompts, saved-bird syncing, and deletion. Google Play’s developer disclosure says some data may be collected and deletion can be requested. Staying power: High for seasonal backyard exploration. only.
  • Staying power: High for seasonal backyard exploration. only.

Watch-outs

  • Cornell Lab’s free identification tool can turn backyard listening into a repeatable nature activity, but the current Android disclosure says the app may collect account, activity, diagnostic, and device-ID data.
  • Parent view: Free listing; check microphone/photo/location permissions, optional account prompts, saved-bird syncing, and deletion. Google Play’s developer disclosure says some data may be collected and deletion can be requested. Staying power: High for seasonal backyard exploration. only.
  • No hands-on testing; regional pack behavior, permission prompts, account/sync behavior, and deletion flow require verification.

Before you download

Age guidance
8–adult. Adult involvement: Medium; an adult should help download regional packs and review the optional account, microphone, photo, and location choices.
Privacy
Free listing; check microphone/photo/location permissions, optional account prompts, saved-bird syncing, and deletion.