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Best Merlin By Cornell Apps

35+ iOS apps curated and reviewed

4.5 avg rating
19 free apps
Updated June 2026

With an average user rating of 4.5★, the merlin by cornell category is one of the App Store's strongest. Browse all 35+ apps we track, sorted so the most loved ones surface first.

Top Picks for Merlin By Cornell

Merlin Bird ID by Cornell Lab#1

Merlin Bird ID by Cornell Lab by Cornell University

Identify Birds You See & Hear
Editor's Choice
🔍 Reference
4.9😊(108K ratings)
FreeAds
#3in Reference
Merlin Bird ID by Cornell Lab screenshot 1
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Merlin Bird ID by Cornell Lab screenshot 6

Easily identify birds by sight or sound using advanced machine learning. Explore birds in your region, track your sightings, and learn about species with photos, sounds, and range maps. This free app from the Cornell Lab of Ornithology helps build your birding skills.

What We Love

  • 🚀 Helpful for bird identification
  • 🔒 Accurate bird identification
  • 👍 Easy to use
  • 👍 Useful for beginners and experts

Room to Improve

  • 🐛 Sound ID not always accurate
  • 🐛 Occasional crashes or bugs
  • 🐛 Difficulty adding birds to life list
eBird#2

eBird by Cornell University

Cornell Lab of Ornithology
Strong Contender
🔍 Reference
3.8😐(781 ratings)
Free
#96in Reference
eBird screenshot 1
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eBird screenshot 5

Easily record bird sightings in the field and contribute to a global database for scientific research and conservation. This app offers offline functionality, customized checklists, and GPS-enabled location plotting.

What We Love

  • 🚀 Excellent for citizen science
  • 🔍 Helpful for finding birds at hotspots
  • 📚 Useful for tracking life lists
  • 👍 Easy to use and submit checklists

Room to Improve

  • 🐛 Frequent crashes and bugs
  • 🔋 High battery consumption
  • 📍 Issues with location tracking and mapping
Bird Sounds Identifier Call ID#3

Bird Sounds Identifier Call ID by Nhu Nguyen Thi

Bird Identifier By Sound, Song
Worth Considering
🔍 Reference
4.7😞(13K ratings)
FreeAdsIn-App Purchases
#48in Reference
Bird Sounds Identifier Call ID screenshot 1
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Bird Sounds Identifier Call ID screenshot 3
Bird Sounds Identifier Call ID screenshot 4
Bird Sounds Identifier Call ID screenshot 5

Identify birds by their songs or images. This app can recognize over 10,000 species, providing detailed information and photos. It's designed for bird lovers and nature enthusiasts to easily learn about avian life.

What We Love

  • 🚀 Accurate bird identification
  • 👍 Helpful for bird enthusiasts
  • 🌟 Impressive app overall
  • 🎉 Great for learning about birds

Room to Improve

  • 🐛 Inaccurate bird identification
  • 💰 Expensive subscription
  • 🤖 Overly aggressive upselling

More Merlin By Cornell apps to explore

4
Audubon Bird Guide
Audubon Bird Guide
Audubon Bird Guide
Identify over 800 bird species
Free

Identify North American birds with this comprehensive field guide. Features include a bird ID tool based on observations, detailed species information with photos and audio, and a personal sightings log. Discover nearby birding locations and connect with conservation efforts.

Bird identification toolDetailed species profilesBird song and call audio
🔍 Reference
(4.5K)
free with in-app purchases
5
Picture Bird: Bird identifier
Picture Bird: Bird identifier
Picture Bird: Bird identifier
Identify Sound & Call, Birding
Free

Identify birds by photo or sound with this smart app. Access detailed information, learn about bird feeding, and manage your sightings. It's a comprehensive tool for bird enthusiasts of all levels.

Accurate bird identification by photo or soundBirding camera with automatic sharpeningBird feeding guidance and tips
🔍 Reference
(35K)
free with in-app purchases
6
Bird Identifier - Birding ID
Bird Identifier - Birding ID
Bird Identifier - Birding ID
Identify birds by picture AI
Free
📚 Education
(0)
7
Bird Identifier, Bird Id
Bird Identifier, Bird Id
Bird Identifier, Bird Id
Bird Identification, Birding
Free

Instantly identify birds from a single photo using AI. Get detailed information on each bird, save your discoveries, and share them with friends. Perfect for bird watchers and nature lovers.

AI-powered bird identificationDetailed bird informationSave and share identifications
🔍 Reference
(1.8K)
free with in-app purchases
8
iNaturalist Classic
iNaturalist Classic
iNaturalist Classic
Connect with Nature
Free

Record and identify species encounters with a simple interface. Contribute to scientific research and learn about biodiversity. Connect with other nature enthusiasts and explore the natural world.

Identify species globallyRecord species sightingsContribute observations to science
📚 Education
(4.6K)
free
9
Bird Identifier: BirdScope
Bird Identifier: BirdScope
Bird Identifier: BirdScope
Bird Sound ID & Chicken Breed
Free

Instantly identify birds using photos or sound with advanced AI. Explore a comprehensive encyclopedia, access bird watching guides, and build your personal collection of identified species. Discover fun avian facts and connect with a community of bird lovers.

AI-powered photo identificationBird sound recording and identificationExtensive bird encyclopedia
🌟 Lifestyle
(1.4K)
free with in-app purchases
10
Bird Sound Identifier Bird ID
Bird Sound Identifier Bird ID
Bird Sound Identifier Bird ID
Bird Call Identification Song
Free

Identify birds and insects instantly by uploading a photo. Get detailed information from a rich database with an easy-to-use interface. Offers fast and accurate results for nature enthusiasts.

Photo identification of birdsPhoto identification of insectsFast and accurate results
📚 Education
(316)
free with in-app purchases
11
Sibley Birds 2nd Edition
Sibley Birds 2nd Edition
Sibley Birds 2nd Edition
Birds of North America
$19.99

Discover and identify over 930 bird species in North America with detailed artwork, descriptions, and distribution maps. Features smart search filters, bird calls, and personal list management for birdwatchers of all levels.

Detailed artwork and descriptionsDistribution mapsOver 2700 bird calls/songs
🔍 Reference
(2.4K)
paid
12
Frog Identifier Frog Sound ID
Frog Identifier Frog Sound ID
Frog Identifier Frog Sound ID
Reptile ID: Snake, Bird, Snail
Free

Identify reptiles, frogs, snakes, and birds using your device's camera or uploaded photos. Get detailed information on species, including appearance, habitat, and sounds. Organize your discoveries with a personal collection feature.

AI-powered reptile identificationCamera detection for live captureDetailed species information
📊 Productivity
(141)
free with in-app purchases
13
Bird Identifier: Bird Sound ID
Bird Identifier: Bird Sound ID
Bird Identifier: Bird Sound ID
Bird Call Identification App
Free

Instantly identify birds by their song or a photo using advanced AI. Get detailed information and ask an AI chatbot questions about bird species, habitats, and behaviors. Perfect for beginners and experts alike.

AI bird sound recognitionBird identification by photoAI chatbot for bird knowledge
📚 Education
(1)
free with in-app purchases
14
Bird Identifier & Guide
Bird Identifier & Guide
Bird Identifier & Guide
Sound Recognition & Guide
Free

Effortlessly identify bird species by photo or sound. Access a comprehensive guide with detailed information on thousands of birds and connect with a community of bird enthusiasts. Enhance your birdwatching adventures with cutting-edge identification technology.

Identify birds by photoIdentify birds by soundExtensive bird database
🔍 Reference
(9)
free with in-app purchases
15
Bird Call Identifier Sounds ID
Bird Call Identifier Sounds ID
Bird Call Identifier Sounds ID
Bird Identifier By Sound ID
Free

Instantly identify birds by their songs or photos using advanced AI. Explore a vast database of over 6,000 species with detailed information and stunning images. Build and manage your personal bird collection with this user-friendly tool.

Identify birds by soundIdentify birds by photoDatabase of 6000+ species
🔍 Reference
(4)
free with in-app purchases
16
Bird Song Identifier Sounds ID
Bird Song Identifier Sounds ID
Bird Song Identifier Sounds ID
Identify Anything: Birds, Fish
Free

Instantly identify various species of birds, fish, insects, and plants using your smartphone camera or photos. Access a vast database with detailed information and encyclopedic entries for thousands of species.

Instant photo identificationAI-powered recognitionExtensive species database
📚 Education
(22)
free with in-app purchases
17
Bird ID - Call Identification
Bird ID - Call Identification
Bird ID - Call Identification
Sounds & Picture Identifier
Free

Identify birds by their appearance or song with this smart utility. It provides detailed information on species, saves your discoveries, and turns any outing into a nature exploration.

Instant recognition by photoVoice recording and analysisHistory of searches
🔧 Utilities
(16)
subscription
18
Bird Identifier: Picture sound
Bird Identifier: Picture sound
Bird Identifier: Picture sound
Identify, ID and Call, Birding
Free

Instantly identify birds by sight or sound using advanced AI. Explore detailed profiles, learn about their habitats and songs, and create personalized birding journals to track your discoveries.

Instant bird identification by photoIdentify birds by sound recordingDetailed bird profiles
📚 Education
(5)
free with in-app purchases
19
Bird Finder - Bird Identifier
Bird Finder - Bird Identifier
Bird Finder - Bird Identifier
Sound & Image Recognize
Free
🔍 Reference
(0)
20
Bird Sound Identifier Call Id
Bird Sound Identifier Call Id
Bird Sound Identifier Call Id
Song Picture Identification
Free
🔍 Reference
(0)