The best fish species apps on iPhone average 4.4★ across 248+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.
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.
A comprehensive fish encyclopedia and fishing guide in 50 languages. Discover detailed information on 800 fish species, including their habitats, feeding habits, and optimal fishing conditions. Includes helpful tools like a fisherman's calendar and knot guides.
This app simplifies recreational saltwater fishing regulations across various states and federal waters. It provides up-to-date information on seasons, bag limits, and size restrictions, with location-based or manual input options. Offline functionality ensures you can access rules anywhere, helping you fish with confidence.
Catchr: Fish Identifier tops our fish species apps ranking as of September 2026, with a 4.7-star average from 4.9K App Store ratings, and it's free to download.
Are there free fish species apps for iPhone?
Yes — 20 of the top fish species apps we rank are free to download, including Catchr: Fish Identifier and Fish Planet.
Does Catchr: Fish Identifier have ads or in-app purchases?
Catchr: Fish Identifier has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
How many fish species apps are on the App Store?
We track 248+ fish species apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
What does Catchr do?
Catchr helps you identify fish species, weight, and length by simply taking a photo of your catch. It also allows you to log your catches with detailed notes, track personal bests, and compete on leaderboards.
How do I identify a fish with Catchr?
To identify a fish, download the app, snap a picture of your catch, and the app will provide a likely species match along with its weight and length. You can then save these details to your digital collection.