Best Peterson Field Guide Apps

168+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated June 2026

Looking for free peterson field guide apps? 19 of our 168+ tracked titles are free to download โ€” no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Peterson Field Guide

Audubon Bird Guide#1

Audubon Bird Guide by National Audubon Society, Inc.

Identify over 800 bird species
Editor's Choice
๐Ÿ” Reference
4.3๐Ÿ˜Š(4.5K ratings)
FreeAds
Audubon Bird Guide screenshot 1
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Audubon Bird Guide screenshot 6

Identify and learn about over 800 North American bird species with this comprehensive field guide app. Features include bird identification, tracking sightings, exploring nearby birds, sharing photos, and getting involved in bird conservation efforts. Download now to start your birdwatching adventure!

What We Love

  • ๐Ÿš€ Great app
  • ๐Ÿ‘ Easy to use
  • ๐Ÿ” Helpful for identifying birds
  • ๐ŸŽถ Useful bird calls and sounds

Room to Improve

  • ๐Ÿ› Buggy and crashes
  • ๐Ÿ”„ Confusing interface changes
  • ๐Ÿ”’ Requires account creation
Merlin Bird ID by Cornell Lab#2

Merlin Bird ID by Cornell Lab by Cornell University

Identify Birds You See & Hear
Strong Contender
๐Ÿ” Reference
4.9๐Ÿ˜Š(108K ratings)
FreeAds
#1in Reference
Merlin Bird ID by Cornell Lab screenshot 1
Merlin Bird ID by Cornell Lab screenshot 2
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Merlin Bird ID by Cornell Lab screenshot 6

A bird identification app that allows users to identify bird species by capturing and uploading photos. Experience the convenience of instantly recognizing birds with just a snapshot.

What We Love

  • ๐Ÿš€ Helpful for bird identification
  • ๐Ÿ”’ Accurate bird identification
  • ๐Ÿ‘ Easy to use
  • ๐Ÿ‘ Useful for beginners and experts

Room to Improve

  • ๐Ÿ› Sound ID not always accurate
  • ๐Ÿ› Occasional crashes or bugs
  • ๐Ÿ› Difficulty adding birds to life list
iNaturalist#3

iNaturalist by iNaturalist

Discover nature around you
Worth Considering
๐Ÿ“š Education
3.9๐Ÿ˜(523 ratings)
Free
#29in Education
iNaturalist screenshot 1
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iNaturalist screenshot 6

Discover and identify various plants and animals in the wild with ease using this innovative application. Simply take a photo to receive detailed information and contribute to scientific research. Download now to explore the natural world like never before.

What We Love

  • ๐Ÿš€ Faster and more intuitive UI
  • ๐Ÿ‘ Improved features from website
  • ๐Ÿ’ก Batch upload and sorting options
  • ๐Ÿš€ Responsive and smooth performance

Room to Improve

  • ๐Ÿ› Bugs with observation time and location
  • ๐Ÿ” Difficulty finding advanced editing options
  • ๐Ÿ” Overly complex UI for basic tasks

More Peterson Field Guide apps to explore

4
eBird
eBird
eBird
Cornell Lab of Ornithology
Free

Record bird observations globally with eBird Mobile, linking seamlessly to a worldwide database. Easily track and share sightings for research, education, and conservation. Download now for iOS devices to contribute to birding science!

๐Ÿ” Reference
(727)
5
iBird Pro Guide to Birds
iBird Pro Guide to Birds
iBird Pro Guide to Birds
Field Guide to North America
Free

Transform your iPhone into a field guide to birds with a self-contained app offering offline access to bird species across North America, the UK, and Hawaii. Features include advanced search, stunning illustrations, vivid photos, bird songs, and photo recognition capabilities. Embark on a captivating birdwatching adventure with this ultimate birding companion and unlock a year of subscription for previous users. Explore more at the app's website for a comprehensive birding experience.

๐Ÿ” Reference
(7K)
6
Army Knots
Army Knots
Army Knots
Ranger Handbook Training in 3D
Free

Master essential Army Ranger and Army Sapper knots with this comprehensive 3D knot tying app. Features include a vast knot library, interactive 3D models, step-by-step instructions, offline access, mastered knot tracking, efficient search functionality, and regular updates. Prepare yourself for any situation requiring crucial knot expertise โ€“ download now! Hooah!

๐Ÿ” Reference
(603)
7
Seek by iNaturalist
Seek by iNaturalist
Seek by iNaturalist
Identify plants & animals
Free

Seek by iNaturalist is a plant identification app that helps users identify plants and animals using image recognition technology. Simply take a picture, and the app will provide information about the species. Explore nature with Seek today!

๐Ÿ“š Education
(31K)
8
Mushrooms LITE - Field Guide
Mushrooms LITE - Field Guide
Mushrooms LITE - Field Guide
Field Guide to Mushrooms
Free

This app is a comprehensive field guide for identifying mushrooms, offering information on over 300 species with 2000 high-resolution images. Users can learn about mushroom characteristics, edibility, habitat, and more through a step-by-step identification process and quiz game. Stay connected for updates and visit the website to submit your mushroom pictures.

๐Ÿ” Reference
(1.3K)
9
AllTrails: Hike, Bike & Run
AllTrails: Hike, Bike & Run
AllTrails: Hike, Bike & Run
Chemins Randonnรฉe Trail VTT GR
Free

Discover and track hiking and biking trails easily with this app. Find routes, reviews, and maps for outdoor adventures. Join a community of outdoor enthusiasts and start exploring today.

๐Ÿ’ช Health & Fitness
(1M)
10
iNaturalist Classic
iNaturalist Classic
iNaturalist Classic
Connect with Nature
Free

A nature-focused social network helping users identify and share observations of plants and animals. Connect with a community of scientists and naturalists to contribute to biodiversity research and learn more about nature. Explore visually similar species matches, share observations, and help advance scientific understanding of the natural world!

๐Ÿ“š Education
(4.6K)
11
Identify Birds โ€“ Smart Bird ID
Identify Birds โ€“ Smart Bird ID
Identify Birds โ€“ Smart Bird ID
From photo or sound. Instantly
Free

Easily identify birds you encounter with a simple click using advanced image recognition technology. Say goodbye to birdwatching guesswork โ€“ start identifying birds with just a snap!

๐Ÿ“š Education
(17K)
12
Learn Bird Watchingโ€”Larkwire
Learn Bird Watchingโ€”Larkwire
Learn Bird Watchingโ€”Larkwire
Smart Birding & Identification
Free

Discover an intelligent bird watching application that enhances your birding experience with audiovisual training and interactive challenges. Start exploring the world of birds today!

๐Ÿ“š Education
(1.2K)
13
Field Guide to Clouds
Field Guide to Clouds
Field Guide to Clouds
by University Corporation for Atmospheric Research
Free

This portable guidebook helps you identify clouds, learn about their formation, names, and relation to weather, and test your knowledge with quizzes. Explore the world of clouds in English or Spanish and become an expert in cloud identification.

๐Ÿ“š Education
(10)
14
Dragonfly Damselfly ID App
Dragonfly Damselfly ID App
Dragonfly Damselfly ID App
Field Guide and ID App
Free

Discover and identify dragonflies and damselflies with ease using a comprehensive app that provides species lists, sightings maps, and identification tools. Engage in citizen science by submitting your own sightings and contributing to a growing database. Dive into the world of Odonata with the Dragonfly ID app today!

๐Ÿ” Reference
(195)
15
Picture Fish - Fish Identifier
Picture Fish - Fish Identifier
Picture Fish - Fish Identifier
Fish ID Verify by Picture
Free

Identify fishes instantly with Picture Fish! Snap or upload a picture of a fish to get fast and accurate identification of over 2500 species. Join a dynamic community, access fish-keeping tips, and explore a rich database of fish information. Upgrade to Picture Fish Premium for expert answers, HD wallpapers, and an ad-free experience. Explore more at [link to app].

๐Ÿ“š Education
(5K)
16
LandGlide: Lookup Parcel Data
LandGlide: Lookup Parcel Data
LandGlide: Lookup Parcel Data
GPS Maps & Real Estate Data
Free

LandGlide is a property mapping application that allows users to access detailed parcel data and property lines anywhere in the U.S. Users can view property details, search by various criteria, save favorites, and access over 156 million parcel records. Get started with a free trial and then choose a subscription plan for continued access.

๐Ÿ—บ๏ธ Navigation
(56K)
17
Picture Bird: Bird identifier
Picture Bird: Bird identifier
Picture Bird: Bird identifier
Identify Sound & Call, Birding
Free

Use Picture Bird to instantly identify bird species by their sounds. Simply record a bird call and let the app provide you with accurate bird species information. Start exploring the world of avian sounds today!

๐Ÿ” Reference
(35K)
18
iBird Ultimate Guide to Birds
iBird Ultimate Guide to Birds
iBird Ultimate Guide to Birds
North America, UK Hawaii Palau
$9.99

Discover the ultimate birding app with a vast database of bird species and an AI-powered Photo Sleuth feature for easy identification. No internet connection needed, with additional country-specific databases available for exploration. Elevate your birding experience with unique features like Birds Around Me and Owls of Mexico. Explore a whole new world of birds today!

๐Ÿ” Reference
(551)
19
Rocky Mountain NP Field Guide
Rocky Mountain NP Field Guide
Rocky Mountain NP Field Guide
by ParksConnect
Free

This interactive field guide helps visitors and enthusiasts explore and identify over 100 plants and animals found in a popular national park, featuring species profiles, distribution charts, audio recordings, and a detailed map. Download the app to enhance your trip and see how many species you can discover.

๐Ÿ” Reference
(11)
20
Yellowstone NP Field Guide
Yellowstone NP Field Guide
Yellowstone NP Field Guide
by ParksConnect
Free

This interactive field guide helps visitors and enthusiasts explore Yellowstone National Park by identifying over 100 plants and animals, featuring species profiles, distribution charts, audio recordings, and a detailed park map. Download the app to enhance your Yellowstone trip and discover how many species you can identify.

๐Ÿ” Reference
(5)