Best Field Guide Apps

239+ iOS apps curated and reviewed

4.6 avg rating
18 free apps
Updated November 2026

From beginner-friendly picks to power-user tools, our field guide list covers 239+ iPhone apps updated through November 2026. Compare ratings, prices, and screenshots in one place.

Compare top Field Guide Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Seek by iNaturalistSeek by iNaturalistFree4.8★ (31K)NoNoNov 2026
2Alabama Field GuideAlabama Field GuideFree4.4★ (7)NoNoOct 2026
3Audubon Bird GuideAudubon Bird GuideFree4.3★ (4.5K)YesNoNov 2026
4Fieldwise: Field GuideFieldwise: Field GuideFree—NoYesAug 2026
5FieldGuide - Native PlantsFieldGuide - Native PlantsFree5.0★ (3)NoYesOct 2026
6Animal Field GuideAnimal Field GuideFree5.0★ (1)NoNoOct 2026
7iNaturalist ClassiciNaturalist ClassicFree4.6★ (4.7K)NoNoNov 2026
8ICS Field GuideICS Field GuideFree—NoYesOct 2026

Top Picks for Field Guide

Seek by iNaturalist#1

Seek by iNaturalist by iNaturalist

Identify plants & animals
Editor's Choice
📚 Education
4.8😊(31K ratings)
Free
Seek by iNaturalist screenshot 1
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Identify plants, animals, and fungi using your phone's camera. Learn about the organisms around you and earn badges for your discoveries. It's a fun, kid-safe way to explore nature and expand your knowledge of the living world.

What We Love

  • 🚀 Accurate identification
  • 🌳 Helps connect with nature
  • 🎮 Fun and engaging challenges
  • 💰 Free with no ads
  • 📚 Provides species details
  • 🌍 Covers wide range of species

Room to Improve

  • 🐛 Inconsistent identification accuracy
  • 🔍 Difficulty focusing camera
  • 🤖 Struggles with small/moving objects
  • 🗂️ Lacks ability to edit/delete observations
  • 🗺️ Geographic limitations in species coverage
  • 🔋 Battery draining
Alabama Field Guide#2

Alabama Field Guide by Shelly Hyde

Erosion & Sediment Control
Strong Contender
🔍 Reference
4.4(7 ratings)
Free
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This reference app provides Alabama contractors and engineers with essential information on erosion and sediment control projects. It features interactive tools for calculating seeding rates and pure live seed (PLS) needs, along with direct contact information for relevant offices.

Audubon Bird Guide#3

Audubon Bird Guide by National Audubon Society

Identify over 800 bird species
Worth Considering
🔍 Reference
4.3😊(4.5K ratings)
FreeAds
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Identify North American birds with a comprehensive field guide. Features include real-time bird identification, detailed species information, and sighting logs. Connect with a community of birdwatchers and conservationists.

What We Love

  • 🚀 Great app
  • 👍 Easy to use
  • 🔍 Helpful for identifying birds
  • 🎶 Useful bird calls and sounds
  • 📍 Provides location-based bird sightings
  • 🗺️ Detailed range maps
  • 🤝 Supports community features
  • 💰 Free app with great value

Room to Improve

  • 🐛 Buggy and crashes
  • 🔄 Confusing interface changes
  • 🔒 Requires account creation
  • 📍 Limited location-based features
  • 🗺️ Outdated or incomplete range maps
  • 🎶 Missing bird calls and sounds
  • 🖼️ Poor photo quality and functionality

More Field Guide apps to explore

FAQ about Field Guide

What are the best field guide apps for iPhone?
Seek by iNaturalist tops our field guide apps ranking as of November 2026, with a 4.8-star average from 31K App Store ratings, and it's free to download.
Yes — 18 of the top field guide apps we rank are free to download, including Seek by iNaturalist and Alabama Field Guide.
Seek by iNaturalist has no ads and has no in-app purchases, according to its App Store listing as of November 2026.
We track 239+ field guide apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.

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