# SeaSpotter vs Mini Brains Play

The clearest difference is in-app purchases: SeaSpotter at none against Mini Brains Play's 2. Mini Brains Play's advantage is update cadence (every 4 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Mini Brains Play sells 2 in-app purchases, starting at $3.99 per month. SeaSpotter asks for nothing beyond the download.

SeaSpotter ships an update every 2 months, Mini Brains Play every 4 days. The most recent releases landed on October 18, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | SeaSpotter | Mini Brains Play |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Free | — |
| Size | 62 MB | 10 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MAUI63](https://appshunter.io/developer/1659999356) | [Constantina Benias](https://appshunter.io/developer/6803676637) |

## What reviewers say

### SeaSpotter

[App page](https://appshunter.io/ios/app/seaspotter/id1659999354)

Become a citizen scientist by identifying and reporting marine mammal sightings in New Zealand. Contribute valuable data for conservation and research through photos, videos, and location tracking.

**Highlights:** Identify marine mammals, Upload photos and videos, Log sighting locations, Contribute to conservation, Access public database

**In-app purchases:** none


### Mini Brains Play

[App page](https://appshunter.io/ios/app/mini-brains-play/id6803676635)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Membership | $3.99 | per month |
| Annual Membership | $39.00 | per year |


## Frequently asked questions

### Is SeaSpotter free?

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

### Is Mini Brains Play free?

Mini Brains Play is free to download, with in-app purchases available.

### Do SeaSpotter or Mini Brains Play have ads?

Neither SeaSpotter nor Mini Brains Play shows ads.

### Which is updated more often, SeaSpotter or Mini Brains Play?

SeaSpotter ships an update every 2 months, and Mini Brains Play every 4 days. Most recently, SeaSpotter was updated on October 18, 2026 and Mini Brains Play on October 25, 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.*