# iSeaTree vs Gaiaxus

The clearest difference is ratings volume: iSeaTree at 7 against Gaiaxus's 1. iSeaTree also leads on iOS requirement (10.0 vs 15.1). On price, rating, update cadence and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for iSeaTree against 5.0 for Gaiaxus. That said, the two scores are not equally well evidenced: iSeaTree has 7 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 20, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | iSeaTree | Gaiaxus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (7 ratings)](https://appshunter.io/ios/app/iseatree/id1513633272/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/gaiaxus/id6748620502/reviews) |
| Number of ratings | **7** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 36 MB | 75 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DemocracyLab](https://appshunter.io/developer/1690712597) | [GaiaXus LLC](https://appshunter.io/developer/1826606292) |

## What reviewers say

### iSeaTree

[App page](https://appshunter.io/ios/app/iseatree/id1513633272)

Identify trees using AI or manual input, calculate their environmental benefits, and share your findings on an interactive map. This free app is designed for users of all ages and skill levels across the USA and Canada.

**Highlights:** AI-powered tree identification, Manual tree identification, Tree benefits calculator (CO2, H2O, air quality), In-app map for sharing tree data, Suitable for all ages and skill levels, Supports USA and Canada

**In-app purchases:** none


### Gaiaxus

[App page](https://appshunter.io/ios/app/gaiaxus/id6748620502)

This app enables users to monitor water quality using a connected sensor, collecting data on temperature, turbidity, salinity, and more. It offers interactive learning modules for environmental education, suitable for students and citizen scientists.

**Highlights:** Real-time water quality data collection, Temperature, turbidity, salinity, pH, chlorophyll monitoring, Interactive educator-designed learning modules, Field data collection and viewing, Supports K-12 students, citizen scientists, and researchers

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iSeaTree free?

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

### Is Gaiaxus free?

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

### Which has better reviews, iSeaTree or Gaiaxus?

iSeaTree and Gaiaxus are both rated 5.0 out of 5 on the App Store, from 7 and 1 ratings respectively.

### Do iSeaTree or Gaiaxus have ads?

Neither iSeaTree nor Gaiaxus shows ads.

### Which is updated more often, iSeaTree or Gaiaxus?

iSeaTree ships an update every 2 months, and Gaiaxus every 2 months. Most recently, iSeaTree was updated on October 20, 2026 and Gaiaxus on October 11, 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.*