# Mad Thinker, Inc > AI-powered fisheries data collection for anglers, guides, and researchers. (iPhone/iPad app by Mad Thinker, Inc.) - Source: https://appshunter.io/ios/app/mad-thinker-inc/id6762204521 (this page in markdown: same URL + `.md`) - Developer: [Mad Thinker, Inc](https://appshunter.io/developer/1843907037) - Category: Sports, Lifestyle - Price: Free - Rating: 5.00/5 from 1 App Store ratings - Age rating: 4+ - Requires: iOS 16.6 · 98 MB - Languages: American English, European Spanish - Released: 2026-08-18 - Data updated: 2026-10-07 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/mad-thinker-inc/id6762204521/reviews.md ## What is Mad Thinker, Inc? Mad Thinker turns every fishing trip into fisheries data. Wild fisheries are under pressure — and anglers, guides, and field researchers see things scientists rarely do. Mad Thinker captures what they see, with the rigor needed to actually use it. AI-verified catch records One photo identifies the species, estimates fork length, and logs environmental conditions. Every record is geotagged, timestamped, and researcher-reviewed before entering the dataset. Research-grade data, captured in seconds. Beyond the catch Record wildlife sightings, habitat conditions, water quality notes, and operational incidents — so the full picture of a fishery lives in one place, not scattered across notebooks and group chats. Built for the backcountry Works offline — no signal required for water-body and station lookups Tides, weather, and moon data for every river and shoreline you cover On-device photo analysis for privacy and reliability in remote areas A platform for fisheries partnerships Used research programs to standardize catch and observation data across watersheds. Configurable to your rivers, your species, and your reporting requirements. ## Key features - AI-verified catch records - Species and length estimation - Geotagged and timestamped data - Offline functionality - Wildlife and habitat logging - Tides, weather, and moon data ## Frequently asked questions about Mad Thinker, Inc ### What is Mad Thinker? Mad Thinker is a mobile application designed to collect and organize fisheries data. It uses AI to analyze photos of catches, log environmental conditions, and record other relevant observations from fishing trips. ### How does Mad Thinker use AI? Mad Thinker employs AI to identify fish species from photos, estimate their fork length, and log associated environmental data. This allows for quick and accurate data capture in the field. ### Can Mad Thinker be used offline? Yes, Mad Thinker is built for the backcountry and works offline. Users can access water-body and station lookups without a signal, ensuring data can be logged even in remote areas. ### What kind of data can be logged with Mad Thinker? Beyond catch records, Mad Thinker allows users to log wildlife sightings, habitat conditions, water quality notes, and operational incidents, providing a comprehensive view of a fishery. ### Is Mad Thinker suitable for research programs? Yes, Mad Thinker is designed as a platform for fisheries partnerships and research programs. It can be configured to standardize catch and observation data across watersheds according to specific reporting requirements. ### What devices does Mad Thinker support? Mad Thinker is currently supported on iPhones. The app was last updated on October 2, 2026, with version 1.2.0. ### What is the age rating for Mad Thinker? Mad Thinker has an age rating of 4+, making it suitable for a wide range of users. The app is free to download and use. ### Does Mad Thinker have ads? No, Mad Thinker does not contain advertisements. The application is free to download and use without any ad interruptions. ## Version history (last 5 releases) ### 1.2.0 — 2026-10-02 Sharper species and length detection. Now in Spanish. A refreshed look and feel. Plus bug fixes. ### 1.1.0 — 2026-09-22 Retrained models to improve accuracy of species detection and measurements; minor bug fixes ### 1.0.7 — 2026-09-07 More flexible catch reporting for Conservation communities ### 1.0.6 — 2026-09-05 Bug fixes ### 1.0.5 — 2026-09-03 New UX for Guides and Anglers, plus bug fixes ## Apps similar to Mad Thinker, Inc | App | Rating | Price | Category | | --- | --- | --- | --- | | [CastLab](https://appshunter.io/ios/app/castlab/id6757564143) | — | Free | Sports | | [CatchVault: Fish Log & Measure](https://appshunter.io/ios/app/catchvault-fish-log-and-measure/id6761026088) | 5.0 (7) | Free | Sports | | [RiverWatch BC](https://appshunter.io/ios/app/riverwatch-bc/id6762068708) | — | Free | Sports | | [Blacktail Hunter](https://appshunter.io/ios/app/blacktail-hunter/id1111734338) | 2.7 (27) | Free | Sports | | [AnglerWA – Fishing Conditions](https://appshunter.io/ios/app/anglerwa-fishing-conditions/id6762641930) | 5.0 (3) | Free | Sports | | [Verified Fishing - Kala](https://appshunter.io/ios/app/verified-fishing-kala/id6738696393) | 5.0 (4) | Free | Sports | --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-07.*