# Leak Defense System vs Paraco

The clearest difference is rating: Paraco at 4.5 against Leak Defense System's 3.0. Paraco also leads on ratings volume (186 vs 21). Leak Defense System's advantage is update cadence (every 3 weeks vs every 45 months). On price, review sentiment, ads and in-app purchases there is nothing between them.

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

Paraco holds the better App Store score, 4.5 against 3.0. That said, the two scores are not equally well evidenced: Paraco has 186 ratings behind it against 21, so its average is the more settled of the two. Written reviews point the same way: 13% of Leak Defense System's written reviews are positive against 14% of Paraco's.

Leak Defense System ships an update every 3 weeks, Paraco every 45 months. The most recent releases landed on October 7, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Leak Defense System | Paraco |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (21 ratings)](https://appshunter.io/ios/app/leak-defense-system/id1452931362/reviews) | **[4.5 (186 ratings)](https://appshunter.io/ios/app/paraco/id6443942291/reviews)** |
| Number of ratings | 21 | **186** |
| Positive reviews | 12.5% of reviews | **14.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 45 months |
| Monetization | Free | Free |
| Size | 31 MB | 80 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Calance](https://appshunter.io/developer/1043184786) | [Reseau sans fil Otodata Inc](https://appshunter.io/developer/1022440536) |

## What reviewers say

### Leak Defense System

[App page](https://appshunter.io/ios/app/leak-defense-system/id1452931362)

This system detects plumbing leaks and provides remote water shut-off capabilities for homes, high-rises, or entire buildings. It acts as an emergency shut-off solution, offering advanced control over your water supply.

**Highlights:** Remote water shut-off, Plumbing leak detection, Emergency water shut-off, Smart-home integration, Control for homes, high-rises, and buildings

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

**In-app purchases:** none


### Paraco

[App page](https://appshunter.io/ios/app/paraco/id6443942291)

Instantly monitor your tank levels with real-time readings on your smartphone. Track usage, receive low-level alerts, and easily contact your fuel supplier for refills. Manage multiple tanks and share access with others.

**Highlights:** Real-time tank level tracking, Past 3 months usage consultation, Configurable low-level notifications, One-tap fuel supplier contact, Multi-tank management, Share data with up to 3 users

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

**In-app purchases:** none


## Frequently asked questions

### Is Leak Defense System free?

Leak Defense System is free to download, with no in-app purchases.

### Is Paraco free?

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

### Which has better reviews, Leak Defense System or Paraco?

Paraco is rated higher. Leak Defense System averages 3.0 out of 5 from 21 ratings, while Paraco averages 4.5 from 186 ratings.

### Do Leak Defense System or Paraco have ads?

Neither Leak Defense System nor Paraco shows ads.

### Which is updated more often, Leak Defense System or Paraco?

Leak Defense System ships an update every 3 weeks, and Paraco every 45 months. Most recently, Leak Defense System was updated on October 7, 2026 and Paraco on October 17, 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.*