# RiverWatch BC vs Mad Thinker, Inc

The clearest difference is update cadence: Mad Thinker, Inc at weekly against RiverWatch BC's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

RiverWatch BC ships an update every 3 weeks, Mad Thinker, Inc weekly. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | RiverWatch BC | Mad Thinker, Inc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mad-thinker-inc/id6762204521/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | — | Free |
| Size | 41 MB | 98 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [DENNIS BOYD WRAY](https://appshunter.io/developer/1891925629) | [Mad Thinker, Inc](https://appshunter.io/developer/1843907037) |

## What reviewers say

### RiverWatch BC

[App page](https://appshunter.io/ios/app/riverwatch-bc/id6762068708)

**Features:** macOS Compatibility

**In-app purchases:** none


### Mad Thinker, Inc

[App page](https://appshunter.io/ios/app/mad-thinker-inc/id6762204521)

This app transforms fishing trips into valuable fisheries data. It uses AI to identify species, estimate length, and log environmental conditions from photos, creating research-grade records. Beyond catches, it also documents wildlife, habitat, and water quality for a comprehensive view of fisheries.

**Highlights:** AI-verified catch records, Species and length estimation, Geotagged and timestamped data, Offline functionality, Wildlife and habitat logging, Tides, weather, and moon data

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is RiverWatch BC free?

RiverWatch BC is free to download, with no in-app purchases.

### Is Mad Thinker, Inc free?

Mad Thinker, Inc is free to download, with no in-app purchases.

### Do RiverWatch BC or Mad Thinker, Inc have ads?

Neither RiverWatch BC nor Mad Thinker, Inc shows ads.

### Which is updated more often, RiverWatch BC or Mad Thinker, Inc?

RiverWatch BC ships an update every 3 weeks, and Mad Thinker, Inc weekly. Most recently, RiverWatch BC was updated on October 9, 2026 and Mad Thinker, Inc on October 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*