# Kidde vs Supergood

The clearest difference is in-app purchases: Supergood at none against Kidde's 2. Supergood also leads on update cadence (fortnightly vs every 2 months). Kidde's advantage is ads (none vs shown) and iOS requirement (14.0 vs 18.0). On price and device support there is nothing between them.

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

Kidde ships an update every 2 months, Supergood fortnightly. The most recent releases landed on October 26, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Kidde | Supergood |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (7K ratings)](https://appshunter.io/ios/app/kidde/id942334464/reviews)** | — |
| Number of ratings | **7K** | — |
| Positive reviews | 44.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Freemium | — |
| Size | 88 MB | 14 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Walter Kidde Portable Equipment](https://appshunter.io/developer/942334463) | [Standard Informatics Inc.](https://appshunter.io/developer/1203864442) |

## 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


### Supergood

[App page](https://appshunter.io/ios/app/supergood/id6756274728)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kidde free?

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

### Is Supergood free?

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

### Do Kidde or Supergood have ads?

Supergood shows ads; Kidde does not.

### Which is updated more often, Kidde or Supergood?

Kidde ships an update every 2 months, and Supergood fortnightly. Most recently, Kidde was updated on October 26, 2026 and Supergood on September 27, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*