# TurtleSAT vs Water Safety Buzzer

The clearest difference is ads: Water Safety Buzzer at none against TurtleSAT's shown. Water Safety Buzzer also leads on iOS requirement (12.0 vs 16.4). On price, update cadence, 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.

TurtleSAT ships an update every 22 months, Water Safety Buzzer every 25 months. The most recent releases landed on October 17, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | TurtleSAT | Water Safety Buzzer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 22 months** | Every 25 months |
| Monetization | Ad-supported | — |
| Size | 34 MB | 62 MB |
| Requires iOS | 16.4 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [University of Western Sydney](https://appshunter.io/developer/666618434) | [360 ENTERTAINMENT PTY LIMITED](https://appshunter.io/developer/433368567) |

## What reviewers say

### TurtleSAT

[App page](https://appshunter.io/ios/app/turtlesat-mapping-tool/id1238032751)

This app allows communities to map the locations of freshwater turtles and their nests in waterways and wetlands. Your sightings help land managers track turtle movements and behavior to protect these declining populations.

**Highlights:** Map freshwater turtle sightings, Record turtle nest locations, Contribute to conservation efforts, Track turtle movement and behavior, User registration and login, Geolocation services for accurate mapping

**Features:** Vision Pro support

**In-app purchases:** none


### Water Safety Buzzer

[App page](https://appshunter.io/ios/app/water-safety-buzzer/id1537350171)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TurtleSAT free?

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

### Is Water Safety Buzzer free?

Water Safety Buzzer is free to download, with no in-app purchases.

### Do TurtleSAT or Water Safety Buzzer have ads?

TurtleSAT shows ads; Water Safety Buzzer does not.

### Which is updated more often, TurtleSAT or Water Safety Buzzer?

TurtleSAT ships an update every 22 months, and Water Safety Buzzer every 25 months. Most recently, TurtleSAT was updated on October 17, 2026 and Water Safety Buzzer 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.*