Fishing Depth Maps TsuriDEX
Spots, Tides & AI Fish ID
Only for iPhone
Free · In‑App Purchases
iPhone
Find your next fishing spot at a glance.
TsuriDEX is a next-generation fishing map app that analyzes water depth and underwater terrain, rating promising fishing spots from S to C so you can see where to cast.
From scouting new spots to identifying and measuring fish with AI and analyzing your catches, TsuriDEX helps anglers of every experience level get more out of every trip.
SMARTER MAPS. BETTER FISHING SPOTS.
Go beyond a basic map. TsuriDEX uses AI to analyze water depth, depth contours, and underwater features such as drop-offs and ledges. Promising areas where fish are likely to gather appear directly on the map with S, A, B, or C ratings. (Limited to sea
Download maps before you head out and use them offline with GPS—even on remote rocky shores or along backcountry streams with no cell service.*
MORE WAYS TO MAKE EVERY TRIP COUNT
■ AI Fish Identification & Size Estimates
Simply take a photo of your catch. Advanced AI identifies the species and accurately estimates its length and weight, helping you create a digital catch record without reaching for a measuring tape.
■ Marine Forecasts for Better Trip Planning
Get more than a weather forecast. Check wind speed and direction, wave heights, and detailed tide charts up to seven days ahead to plan your next fishing trip.*
■ Your Personal Fishing Analytics Dashboard
Discover the patterns behind your best catches. Using your catch history, the app highlights the tide cycles, wind directions, and water temperatures that have worked best for you.*
■ Tackle Inventory
Organize your favorite rods, reels, lines, and other gear. Link your tackle to your catch log so you can keep track of exactly which setup landed each fish.
SUPPORT & FEEDBACK
Have a feature request or found a bug? Contact us anytime through Settings in the app. We’re continually improving TsuriDEX for anglers in Japan.
* Upgrade to TsuriDEX Pro for unlimited access to features marked with an asterisk.
Please read the End User License Agreement (EULA) before installing:
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
TsuriDEX is ready for more fishing adventures!
• Full English support, with a language setting.
• New US fish species and tackle brands, with recommendations tailored to your fishing region.
• Choose metric or US units for fish measurements, temperatures, weather, and map readings.
• Improved map controls, more reliable depth readings, and better-balanced US fishing spot ratings.
• Fixed weather icons in the 7-day forecast.
• Refined layouts for a smoother iPhone experience.
The developer, Corentin LACHEVRE, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Location
- User Content
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Corentin LACHEVRE
- Size
- 184.1 MB
- Category
- Sports
- Compatibility
Requires iOS 15.6 or later.
- iPhone
Requires iOS 15.6 or later. - iPod touch
Requires iOS 15.6 or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English and Japanese
- Age Rating
4+
- 4+
- Contains
Advertising
User-Generated Content
- In-App Purchases
Yes
- オフライン地図・水深 24時間アクセス $2.99
- AI fish identification - 24h access $2.99
- 釣り気象情報 24時間アクセス $2.99
- TsuriDEX Pro - Monthly $5.99
- Pro Plan - Annual $44.99
- TsuriDEX プロ ー 週間 $3.99
- Copyright
- © 2026 Corentin LACHEVRE

