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Head-to-head · Visual Identification Apps

Merlin Bird ID vs ObsIdentify

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Merlin Bird ID #3 in Visual Identification Apps 9.2/10 Free plan Free plan✓ 3 of 4 features Visit Merlin Bird ID
ObsIdentify #4 in Visual Identification Apps 9.1/10 Free plan Free plan✓ 2 of 4 features Visit ObsIdentify

Merlin Bird ID leads on 1 check, ObsIdentify on 0, and 4 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreMerlin Bird ID · 9.2/10
  • Free planboth
  • Most featuresMerlin Bird ID · 3 of 4

Merlin Bird ID scores higher on our rubric for visual identification apps: 9.2 against 9.1 out of 10; our editors rank them #3 and #4.

On identification scope, ObsIdentify gives you Broad where Merlin Bird ID offers Wildlife. Merlin Bird ID offers offline identification; ObsIdentify doesn't publish it.

Merlin Bird ID is the better fit for bird identification by photo or sound. ObsIdentify is the better fit for broad nature identification from photos.

  • Merlin Bird ID fits best

    Bird identification by photo or sound

  • ObsIdentify fits best

    Broad nature identification from photos

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Side by side

Feature Merlin Bird ID 9.2/10 Visit ↗ ObsIdentify 9.1/10 Visit ↗
At a glance
Editor score 9.2 9.1
Ranking #3 in Visual Identification Apps #4 in Visual Identification Apps
Best for Bird identification by photo or sound Broad nature identification from photos
Pricing model Free Free
Starting price Not published Not published
Free plan ✓ ✓
Free trial — —
Deployment Mobile Mobile
Platforms iOS, Android iOS, Android
Support Docs Email
Built for Solo, Small business Solo, Small business
Features Merlin Bird ID 3/4 · ObsIdentify 2/4
Offline identification ✓ (best) Not published
Photo health diagnosis Not published —
Saved identifications ✓ ✓
Community features ✓ ✓
Specs
Identification scope Wildlife Broad
Mobile platforms Both Both
Our review
Pros
  • Photo ID and Sound ID can work offline with regional downloads.
  • Bird ID Wizard narrows matches using observation details.
  • Life List can sync with eBird and save identified birds.
  • Identifies wild animals, plants and mushrooms from photos
  • Save observations, share them with groups and join challenges
  • Species information, finding tips and badges add useful context
Cons
  • Focused on birds rather than broader wildlife identification.
  • Available on mobile for iOS and Android, not other platforms.
  • Saving observations requires an internet connection.
  • Identification covers Europe and the Dutch Caribbean
  • Not intended for people, pets, or house and garden plants
  • Mobile-only; offline identification is not established
Our verdict

Merlin Bird ID is a free mobile app from the Cornell Lab of Ornithology for bird watchers and outdoor enthusiasts who want help identifying birds. It suggests matches from photos and songs or calls, and its step-by-step Bird ID Wizard uses…

Read the review →

ObsIdentify is a free mobile app for identifying wild animals, plants and mushrooms from photos in Europe and the Dutch Caribbean. It is aimed at people who want to explore nature, record sightings and learn about species, rather than…

Read the review →
  1. Merlin Bird IDVisual Identification Apps 9.2Free plan
  2. ObsIdentifyVisual Identification Apps 9.1Free plan

Strengths and trade-offs

  • Merlin Bird ID — where it wins

    • Photo ID and Sound ID can work offline with regional downloads.
    • Bird ID Wizard narrows matches using observation details.
    • Life List can sync with eBird and save identified birds.

    Where it doesn't

    • Focused on birds rather than broader wildlife identification.
    • Available on mobile for iOS and Android, not other platforms.
    • Saving observations requires an internet connection.

  • ObsIdentify — where it wins

    • Identifies wild animals, plants and mushrooms from photos
    • Save observations, share them with groups and join challenges
    • Species information, finding tips and badges add useful context

    Where it doesn't

    • Identification covers Europe and the Dutch Caribbean
    • Not intended for people, pets, or house and garden plants
    • Mobile-only; offline identification is not established

More comparisons

All visual identification apps comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update