# Sea Watcher vs FfWHR Explore

Sea Watcher and FfWHR Explore are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Sea Watcher ships an update every 6 weeks, FfWHR Explore every 5 weeks. The most recent releases landed on August 25, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Sea Watcher | FfWHR Explore |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 124 MB | 206 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sea Watch Foundation - The Cetacean Monitoring Unit](https://appshunter.io/developer/1815308568) | [Heritage Interactive Ltd](https://appshunter.io/developer/892762203) |

## What reviewers say

### Sea Watcher

[App page](https://appshunter.io/ios/app/sea-watcher/id1528176810)

Log sightings of marine megafauna like whales, dolphins, and seals across UK and European waters. Identify species, record valuable data, and contribute to scientific understanding of marine life. Review your past sightings and see what others have observed.

**Highlights:** Log marine megafauna sightings, Identify whales, dolphins, seals, and more, Record sighting location and time, Contribute to marine species research, View past and recent sightings, Learn about marine species

**In-app purchases:** none


### FfWHR Explore

[App page](https://appshunter.io/ios/app/ffwhr-explore/id6466814708)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sea Watcher free?

Sea Watcher is free to download, with no in-app purchases.

### Is FfWHR Explore free?

FfWHR Explore is free to download, with no in-app purchases.

### Do Sea Watcher or FfWHR Explore have ads?

Neither Sea Watcher nor FfWHR Explore shows ads.

### Which is updated more often, Sea Watcher or FfWHR Explore?

Sea Watcher ships an update every 6 weeks, and FfWHR Explore every 5 weeks. Most recently, Sea Watcher was updated on August 25, 2026 and FfWHR Explore on September 15, 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.*