# SargaZoom vs Sargassum

The clearest difference is update cadence: Sargassum at every 5 weeks against SargaZoom's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

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

SargaZoom ships an update every 6 months, Sargassum every 5 weeks. The most recent releases landed on October 27, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | SargaZoom | Sargassum |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sargassum/id6499489832/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 5 weeks** |
| Monetization | — | Free |
| Size | 141 MB | 90 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Victor Avila Velazquez](https://appshunter.io/developer/1526758648) | [Donald Schlack](https://appshunter.io/developer/1403171629) |

## What reviewers say

### SargaZoom

[App page](https://appshunter.io/ios/app/sargazoom/id1526758646)

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

**In-app purchases:** none


### Sargassum

[App page](https://appshunter.io/ios/app/sargassum/id6499489832)

This app allows users to report the coverage and thickness of seaweed on beaches, optionally including photos. The collected data, along with user coordinates, helps scientists document environmental changes over time. Recent reports are visualized on a map.

**Highlights:** Report seaweed coverage, Measure seaweed thickness, Add photos to reports, View recent reports on a map, Contribute to scientific data

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SargaZoom free?

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

### Is Sargassum free?

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

### Do SargaZoom or Sargassum have ads?

Neither SargaZoom nor Sargassum shows ads.

### Which is updated more often, SargaZoom or Sargassum?

SargaZoom ships an update every 6 months, and Sargassum every 5 weeks. Most recently, SargaZoom was updated on October 27, 2026 and Sargassum on October 21, 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.*