# Phyto vs CoastSnap | SPOTTERON

The clearest difference is review sentiment: Phyto at 64% against CoastSnap | SPOTTERON's 50%. CoastSnap | SPOTTERON's advantage is update cadence (every 4 months vs every 10 months) and iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Phyto ships an update every 10 months, CoastSnap | SPOTTERON every 4 months. The most recent releases landed on October 31, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Phyto | CoastSnap | SPOTTERON |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6 ratings)](https://appshunter.io/ios/app/phyto/id333237649/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | **64.3% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 81 MB | 90 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gano Technologies LLC](https://appshunter.io/developer/333237652) | [SPOTTERON Gmbh](https://appshunter.io/developer/1378099707) |

## What reviewers say

### Phyto

[App page](https://appshunter.io/ios/app/phyto/id333237649)

Learn to identify common marine and freshwater phytoplankton with this educational app. It features a comprehensive identification guide, flashcards, and interactive games to aid learning. Developed with support from NOAA, it's designed for both iPhone and iPad.

**Highlights:** Phytoplankton identification guide, Marine and freshwater species, Flash cards for learning, Interactive identification games, Species details and photos, Submit observation results

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

**In-app purchases:** none


### CoastSnap | SPOTTERON

[App page](https://appshunter.io/ios/app/coastsnap-spotteron/id1529921850)

Contribute to global coastal research by taking repeat photos of shorelines. Your images are transformed into valuable data used by scientists to monitor and forecast coastal changes due to environmental factors and human activity.

**Highlights:** Global citizen science project, Track coastal changes over time, Utilizes photogrammetry for data accuracy, Contribute to scientific research, Requires repeat photos at fixed locations, Smartphone-based data collection

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

**In-app purchases:** none


## Frequently asked questions

### Is Phyto free?

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

### Is CoastSnap | SPOTTERON free?

CoastSnap | SPOTTERON is free to download, with no in-app purchases.

### Do Phyto or CoastSnap | SPOTTERON have ads?

Neither Phyto nor CoastSnap | SPOTTERON shows ads.

### Which is updated more often, Phyto or CoastSnap | SPOTTERON?

Phyto ships an update every 10 months, and CoastSnap | SPOTTERON every 4 months. Most recently, Phyto was updated on October 31, 2026 and CoastSnap | SPOTTERON 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.*