# Groundsman vs CoastSnap | SPOTTERON

The clearest difference is review sentiment: Groundsman at 100% against CoastSnap | SPOTTERON's 50%. Groundsman also leads on update cadence (every 5 weeks vs every 4 months). 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.

Groundsman ships an update every 5 weeks, CoastSnap | SPOTTERON every 4 months. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Groundsman | CoastSnap | SPOTTERON |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 4 months |
| Monetization | Free | Free |
| Size | 41 MB | 90 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Reilly Mackenzie-Cree](https://appshunter.io/developer/1454150063) | [SPOTTERON Gmbh](https://appshunter.io/developer/1378099707) |

## What reviewers say

### Groundsman

[App page](https://appshunter.io/ios/app/groundsman/id1454150064)

Record and map location data using standard GeoJSON formats like Point, LineString, and Polygon. Input data manually, automatically via GPS, or import from existing GeoJSON files. Share your created features with other applications.

**Highlights:** Record location data, Map data in GeoJSON format, Support for Point, LineString, Polygon, Manual data entry, Automatic GPS tracking, Import GeoJSON files, Share created features

**Features:** macOS Compatibility

**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 Groundsman free?

Groundsman 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 Groundsman or CoastSnap | SPOTTERON have ads?

Neither Groundsman nor CoastSnap | SPOTTERON shows ads.

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

Groundsman ships an update every 5 weeks, and CoastSnap | SPOTTERON every 4 months. Most recently, Groundsman was updated on November 2, 2026 and CoastSnap | SPOTTERON on November 4, 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.*