# Water vs Astra Prevention

The clearest difference is update cadence: Astra Prevention at every 8 days against Water's every 4 weeks. Water's advantage is iOS requirement (13.0 vs 15.1). 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.

Water ships an update every 4 weeks, Astra Prevention every 8 days. The most recent releases landed on October 25, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Water | Astra Prevention |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/astra-prevention/id6761196289/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 8 days** |
| Monetization | — | Free |
| Size | 47 MB | 74 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Water-Protec Distribution Inc.](https://appshunter.io/developer/1581179919) | [Nebulab Technologies Inc.](https://appshunter.io/developer/1888222338) |

## What reviewers say

### Water

[App page](https://appshunter.io/ios/app/water-protec/id1581179917)

**Features:** macOS Compatibility

**In-app purchases:** none


### Astra Prevention

[App page](https://appshunter.io/ios/app/astra-prevention/id6761196289)

This application monitors your home or property for water damage. It provides real-time alerts for leaks, temperature fluctuations, and system health. Remotely control water shutoff valves and manage system access for enhanced protection.

**Highlights:** Real-time water leak alerts, Temperature and freeze risk monitoring, Remote valve control, System health monitoring, Event history review, Multi-site management

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

**In-app purchases:** none


## Frequently asked questions

### Is Water free?

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

### Is Astra Prevention free?

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

### Do Water or Astra Prevention have ads?

Neither Water nor Astra Prevention shows ads.

### Which is updated more often, Water or Astra Prevention?

Water ships an update every 4 weeks, and Astra Prevention every 8 days. Most recently, Water was updated on October 25, 2026 and Astra Prevention on November 5, 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.*