# Bugs Matter vs Big River Watch

The clearest difference is review sentiment: Big River Watch at 100% against Bugs Matter's 41%. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Bugs Matter ships an update every 2 months, Big River Watch every 4 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Bugs Matter | Big River Watch |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 41.2% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free | Free |
| Size | 28 MB | 32 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Natural Apptitude](https://appshunter.io/developer/815539119) | [The Rivers Trust (UK)](https://appshunter.io/developer/1704314996) |

## What reviewers say

### Bugs Matter

[App page](https://appshunter.io/ios/app/bugs-matter/id1525891356)

Contribute to critical biodiversity monitoring by recording insect counts and journey routes. Your data helps scientists understand insect decline for conservation and education efforts. Anyone with a phone and vehicle access can participate easily.

**Highlights:** Record insect counts, Log vehicle journey routes, Contribute to biodiversity monitoring, Provide vehicle details for analysis, Easy data submission without specialist knowledge

**Features:** Vision Pro support

**In-app purchases:** none


### Big River Watch

[App page](https://appshunter.io/ios/app/big-river-watch/id6463412601)

Participate in citizen science by observing your local river and reporting on wildlife, water quality, and pollution. Your submissions contribute to a valuable dataset supporting river restoration efforts across the UK and Ireland. The app includes identification guides for wildlife and pollution.

**Highlights:** Citizen science river surveys, Record wildlife and pollution, Upload river photographs, Wildlife and pollution ID guides, Offline survey submission, Contribute to river restoration data

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bugs Matter free?

Bugs Matter is free to download, with no in-app purchases.

### Is Big River Watch free?

Big River Watch is free to download, with no in-app purchases.

### Do Bugs Matter or Big River Watch have ads?

Neither Bugs Matter nor Big River Watch shows ads.

### Which is updated more often, Bugs Matter or Big River Watch?

Bugs Matter ships an update every 2 months, and Big River Watch every 4 months. Most recently, Bugs Matter was updated on November 3, 2026 and Big River Watch on November 3, 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.*