# Kidde vs EcoTracker by Ecosense

The clearest difference is in-app purchases: EcoTracker by Ecosense at none against Kidde's 2. EcoTracker by Ecosense also leads on rating (5.0 vs 4.7). Kidde's advantage is ratings volume (6.7K vs 1) and update cadence (every 2 months vs every 6 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Kidde sells 2 in-app purchases, starting at $1.99 per month. EcoTracker by Ecosense asks for nothing beyond the download.

EcoTracker by Ecosense holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Kidde has 6.7K ratings behind it against 1, so its average is the more settled of the two.

Kidde ships an update every 2 months, EcoTracker by Ecosense every 6 months. The most recent releases landed on September 28, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | Kidde | EcoTracker by Ecosense |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (6.7K ratings)](https://appshunter.io/ios/app/kidde/id942334464/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ecotracker-by-ecosense/id1572238248/reviews)** |
| Number of ratings | **6.7K** | 1 |
| Positive reviews | 45.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | Freemium | **Free** |
| Size | 88 MB | 7 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Walter Kidde Portable Equipment](https://appshunter.io/developer/942334463) | [Ecosense Inc.](https://appshunter.io/developer/1511229517) |

## What reviewers say

### Kidde

[App page](https://appshunter.io/ios/app/kidde/id942334464)

This app connects to smart home safety devices, providing real-time alerts for smoke, CO, air quality, and water leaks. It offers features like Smart Hush, remote notifications to loved ones, and advanced indoor air quality monitoring through a subscription service.

**Highlights:** Real-time alarm notifications, Smart Hush functionality, QR code setup for Wi-Fi connection, Device replacement notifications, Remote notifications to friends/family, Advanced Indoor Air Quality (IAQ) monitoring, Mold Risk Analysis

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advanced Home Health - Monthly | $1.99 | per month |
| Advanced Home Health - Annual | $19.99 | per year |

**What reviewers like**

- 🚀 Easy setup
- 👍 Helpful app features
- 🔒 Provides peace of mind
- 💡 Useful air quality monitoring
- 👍 Good customer support

**What reviewers complain about**

- 🐛 Frequent false alarms
- 🐛 Connectivity issues
- 🐛 Buggy app and firmware
- 👎 Paywalled features
- 👎 Poor user experience

**Reported bugs**

- App unable to connect to devices
- Firmware updates failing
- Devices going offline randomly
- Notifications not working as expected
- Inconsistent device naming in app

**Requested features**

- Add HomeKit support
- Improve historical data tracking
- Provide more detailed temperature/air quality data
- Allow remote alarm silencing
- Enhance app stability and usability


### EcoTracker by Ecosense

[App page](https://appshunter.io/ios/app/ecotracker-by-ecosense/id1572238248)

This app works with specialized devices to measure radon levels simultaneously across multiple locations. It provides instant readings, detailed trend analysis, and a centralized overview of radon data for professionals. Requires purchase of EcoTracker devices to function.

**Highlights:** Instant radon readings via BLE, Monitor up to four detectors simultaneously, Centralized overview of multiple devices, Detailed radon trend analysis, Fast sniff mode within 5 minutes, Wide measurement range up to 255 pCi/L

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kidde free?

Kidde is free to download, with in-app purchases available.

### Is EcoTracker by Ecosense free?

EcoTracker by Ecosense is free to download, with no in-app purchases.

### Which has better reviews, Kidde or EcoTracker by Ecosense?

EcoTracker by Ecosense is rated higher. Kidde averages 4.7 out of 5 from 6.7K ratings, while EcoTracker by Ecosense averages 5.0 from 1 ratings.

### Do Kidde or EcoTracker by Ecosense have ads?

Neither Kidde nor EcoTracker by Ecosense shows ads.

### Which is updated more often, Kidde or EcoTracker by Ecosense?

Kidde ships an update every 2 months, and EcoTracker by Ecosense every 6 months. Most recently, Kidde was updated on September 28, 2026 and EcoTracker by Ecosense on June 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.*