# TBB Solar Mate vs Fish Map App

The clearest difference is update cadence: Fish Map App at monthly against TBB Solar Mate's every 4 months. TBB Solar Mate's advantage is iOS requirement (12.0 vs 15.6). 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.

TBB Solar Mate ships an update every 4 months, Fish Map App monthly. The most recent releases landed on October 7, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | TBB Solar Mate | Fish Map App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fish-map-app/id1581738251/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | — | Free |
| Size | 32 MB | 8 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TBB Power Co., Ltd](https://appshunter.io/developer/1089239531) | [Aleut Community of St. Paul Island Tribal Government](https://appshunter.io/developer/1329178887) |

## What reviewers say

### TBB Solar Mate

[App page](https://appshunter.io/ios/app/tbb-solar-mate/id1568620801)

**Features:** macOS Compatibility

**In-app purchases:** none


### Fish Map App

[App page](https://appshunter.io/ios/app/fish-map-app/id1581738251)

This app allows community observers to reliably record and submit observations of anadromous fish and stream passage. It facilitates the documentation of vital aquatic habitats for protection under state law, even without internet access.

**Highlights:** Record fish and stream passage observations, Offline data logging, Data upload with Wi-Fi, Habitat documentation for protection, Supports salmon, trout, char, and more

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TBB Solar Mate free?

TBB Solar Mate is free to download, with no in-app purchases.

### Is Fish Map App free?

Fish Map App is free to download, with no in-app purchases.

### Do TBB Solar Mate or Fish Map App have ads?

Neither TBB Solar Mate nor Fish Map App shows ads.

### Which is updated more often, TBB Solar Mate or Fish Map App?

TBB Solar Mate ships an update every 4 months, and Fish Map App monthly. Most recently, TBB Solar Mate was updated on October 7, 2026 and Fish Map App on October 12, 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.*