Best Aquatic Species Identifier Apps

235+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated June 2026

Fish Identifier is the household name in aquatic species identifier, but it's far from the only option. We track 235+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Aquatic Species Identifier Apps (June 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Fish Identifier - CatchiFish Identifier - CatchiFree4.6★ (7)NoYesJun 2026
2Catchr: Fish IdentifierCatchr: Fish IdentifierFree4.7★ (3.7K)YesYesJul 2026
3IDNet AIIDNet AIFree4.7★ (302)YesYesJul 2026
4Picture Fish - Fish IdentifierPicture Fish - Fish IdentifierFree4.4★ (5K)NoYesJul 2026
5Bird Identifier: BirdScopeBird Identifier: BirdScopeFree4.7★ (1.4K)NoYesJul 2026
6Fish Identifier & FinderFish Identifier & FinderFree4.6★ (74)NoYesJun 2026
7Flower Identifier: ID ScannerFlower Identifier: ID ScannerFree4.6★ (38)NoYesJul 2026
8Fish Identifier: OrivaFish Identifier: OrivaFree4.9★ (7)YesYesJul 2026

Top Picks for Aquatic Species Identifier

Fish Identifier - Catchi#1

Fish Identifier - Catchi by NOMADLIO LLC

Editor's Choice
📚 Education
4.6(7 ratings)
FreeIn-App Purchases
Fish Identifier - Catchi screenshot 1
Fish Identifier - Catchi screenshot 2
Fish Identifier - Catchi screenshot 3
Fish Identifier - Catchi screenshot 4

Instantly identify fish from photos with this tool. Save your catches, track species discovered, and build a personal fishing journal. View detailed information about each fish, including habitat and records.

Catchr: Fish Identifier#2

Catchr: Fish Identifier by Smolworks Inc

Identify fish & log catches
Strong Contender
⚽ Sports
4.7😊(3.7K ratings)
FreeAdsIn-App Purchases
Catchr: Fish Identifier screenshot 1
Catchr: Fish Identifier screenshot 2
Catchr: Fish Identifier screenshot 3
Catchr: Fish Identifier screenshot 4
Catchr: Fish Identifier screenshot 5

Instantly identify fish species, weight, and length by snapping a photo. Log your catches with detailed notes, track personal bests, and compete on leaderboards. Build a digital collection of your fishing memories.

What We Love

  • 🚀 Great app for tracking catches
  • 👍 Friendly and helpful community
  • 📊 Accurate fish analysis with AR update
  • 💾 Convenient way to store and view past catches

Room to Improve

  • 🐛 Inaccurate weight and length measurements
  • 💰 Paid features after 3 scans
IDNet AI#3

IDNet AI by AureKA

Pet Translator & AI Identifier
Worth Considering
📊 Productivity
4.7(302 ratings)
FreeAdsIn-App Purchases
IDNet AI screenshot 1
IDNet AI screenshot 2
IDNet AI screenshot 3
IDNet AI screenshot 4
IDNet AI screenshot 5
IDNet AI screenshot 6

This app helps you understand your pet's emotions and needs through AI-powered behavioral analysis. It also identifies various items in your environment, from plants and mushrooms to minerals and fish.

More Aquatic Species Identifier apps to explore

4
Picture Fish - Fish Identifier
Picture Fish - Fish Identifier
Picture Fish - Fish Identifier
Fish ID Verify by Picture
Free

Instantly identify fish species by taking or uploading a photo. Access a vast database with detailed information and helpful tips for fish keeping. Connect with a community for shared knowledge and insights.

Fast and accurate fish identificationDatabase of 2500+ fish speciesFish keeping tips and advice
📚 Education
(5K)
freemium
5
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
6
Fish Identifier & Finder
Fish Identifier & Finder
Fish Identifier & Finder
Fish ID Verify by Picture
Free

Instantly identify fish species from a photo and access detailed information. Ask questions about diet, origin, and diseases. Enhance your knowledge of aquatic life for fishing or marine biology.

Identify fish from photosDetailed fish informationAsk questions about fish
🔍 Reference
(74)
free with in-app purchases
7
Flower Identifier: ID Scanner
Flower Identifier: ID Scanner
Flower Identifier: ID Scanner
Identification by Picture AI
Free

Instantly identify fish species using AI by simply uploading a photo. Get accurate identification and detailed information from a vast database. Perfect for anyone curious about marine life.

AI-powered fish identificationPhoto analysis in secondsExtensive fish species database
📚 Education
(38)
freemium
8
Fish Identifier: Oriva
Fish Identifier: Oriva
Fish Identifier: Oriva
Scan And Verify By Picture AI
Free

Instantly identify fish species from photos with advanced AI. Get detailed information on habitat, edibility, behavior, and aquarium care. Track your discoveries and learn to protect aquatic life.

AI-powered fish identificationDetailed species informationAquarium care insights
🔍 Reference
(7)
free with in-app purchases
9
Fish Identifier: AI Scanner
Fish Identifier: AI Scanner
Fish Identifier: AI Scanner
Species Recognition & Finder
Free

Instantly identify fish species using AI by snapping a photo. Discover detailed information about their habits, habitats, and characteristics. Enhance your fishing trips and marine explorations with this educational and user-friendly tool.

AI-powered fish identificationFish finding tipsDetailed species scanner
🔍 Reference
(150)
free with in-app purchases
10
Animal Sound Identifier: Guide
Animal Sound Identifier: Guide
Animal Sound Identifier: Guide
Bird ID by Sound & Photo
Free

Identify animals using your device's camera or by recording sounds. Get instant species identification, detailed facts, habitat information, and AI-powered answers about animal behavior and conservation. All features require a subscription.

Real-time camera scanning for animal identificationSound recognition for birds, insects, and frogsImport photos from gallery for analysis
📚 Education
(60)
subscription
11
Seek by iNaturalist
Seek by iNaturalist
Seek by iNaturalist
Identify plants & animals
Free

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.

Image recognition for plant and animal identificationLearn about local speciesEarn badges for observations
📚 Education
(31K)
free
12
Fish Identifier: Picture Fish
Fish Identifier: Picture Fish
Fish Identifier: Picture Fish
Fishing, Aquarium, Marine Life
Free

Instantly identify any fish by taking a picture. Learn about its habitat, diet, and fascinating facts. Perfect for anglers, divers, aquarium owners, and nature lovers.

Instant fish identification via photoDetailed fish facts and informationHabitat and diet details
🌟 Lifestyle
(18)
free with in-app purchases
13
Fish Identifier - Fish ID
Fish Identifier - Fish ID
Fish Identifier - Fish ID
Fish Identification Fish Brain
Free

Instantly identify fish species using AI by taking or uploading a photo. Access a vast encyclopedia of over 3000 fish with detailed information and save your discoveries.

AI-powered fish identification from photosDatabase of 3000+ fish speciesDetailed fish information
🔧 Utilities
(45)
free with in-app purchases
14
6Sense AI
6Sense AI
6Sense AI
Identify everything
Free

This AI-powered app identifies plants, insects, rocks, animals, and even pet breeds with a simple photo. It also offers a pet translator and detailed environmental descriptions, making it a comprehensive tool for exploring the natural world and understanding your pets.

Plant identificationObject identificationInsect identification
📷 Photo & Video
(18K)
free with in-app purchases
15
FishScan - Fish Identifier
FishScan - Fish Identifier
FishScan - Fish Identifier
Identify Fish by Photo Fast
Free

Instantly identify fish from photos using AI. Explore a vast encyclopedia of species, track your discoveries, and enjoy weekly fish facts and wallpapers. Perfect for anglers, aquarium enthusiasts, and ocean lovers.

Identify fish from photosExtensive fish species encyclopediaSave and organize identified fish
📚 Education
(66)
subscription
16
Snake Identifier Reptile ID
Snake Identifier Reptile ID
Snake Identifier Reptile ID
Identify species by picture AI
Free

Instantly identify snake species from photos using advanced AI. Get detailed information, compare species, and track your findings. Ideal for nature enthusiasts and curious individuals wanting to learn about reptiles.

AI-powered photo identificationInstant species resultsDetailed species information
📚 Education
(113)
free with in-app purchases
17
Merlin Bird ID by Cornell Lab
Merlin Bird ID by Cornell Lab
Merlin Bird ID by Cornell Lab
Identify Birds You See & Hear
Free

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.

Identify birds by photoIdentify birds by soundAnswer simple questions for ID
🔍 Reference
(109K)
free with in-app purchases
18
Plant Identification ++
Plant Identification ++
Plant Identification ++
Identify flower tree picture
Free

Instantly identify plants, flowers, and trees from a photo using advanced AI. Get detailed information and explore a vast plant database. Perfect for gardeners and nature enthusiasts.

Instant plant identificationAI-powered analysisLarge plant database
📚 Education
(31K)
free with in-app purchases
19
Free Plant Identifier
Free Plant Identifier
Free Plant Identifier
Flower identification and care
Free

Instantly identify thousands of plants, flowers, and fungi using your phone's camera. Get detailed information, including common and scientific names, and assess plant health to detect diseases.

Image recognition for plant identificationIdentifies over 33,000 plant typesProvides common and scientific names
📚 Education
(11K)
free with in-app purchases
20
Smart Identifier: Plant+Insect
Smart Identifier: Plant+Insect
Smart Identifier: Plant+Insect
Flower & Animal Identification
Free

Instantly identify plants, flowers, insects, and animals by taking a photo. This AI-powered app provides accurate identification with detailed information. Save your discoveries and access them later through your identification history.

Identify from photoGallery identificationIdentification history
📚 Education
(2K)
free with in-app purchases

FAQ about Aquatic Species Identifier

What are the best aquatic species identifier apps for iPhone?
Fish Identifier - Catchi tops our aquatic species identifier apps ranking as of June 2026, with a 4.6-star average from 7 App Store ratings, and it's free to download.
Yes — 20 of the top aquatic species identifier apps we rank are free to download, including Fish Identifier - Catchi and Catchr: Fish Identifier.
Fish Identifier - Catchi has no ads and offers in-app purchases, according to its App Store listing as of June 2026.
We track 235+ aquatic species identifier apps on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.
Fish Identifier uses photo recognition technology. You can take a new picture or upload an existing one, and the app will analyze it to provide an instant fish identification.
For each identified fish, the app offers details on its habitat, recommended bait, typical size, edibility, and any known records. This helps build a comprehensive understanding of your catches.