# Kidde vs Sacred Spin

The clearest difference is review sentiment: Sacred Spin at 100% against Kidde's 44%. Sacred Spin also leads on in-app purchases (none vs 2) and update cadence (every 9 days vs every 2 months). Kidde's advantage is price (Free vs $1.99) and ratings volume (6.7K vs 3). On ads and device support there is nothing between them.

Kidde is free to download; Sacred Spin costs $1.99 up front. Kidde sells 2 in-app purchases, starting at $1.99 per month. Sacred Spin asks for nothing beyond the download.

Sacred Spin 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 3, so its average is the more settled of the two. Written reviews point the same way: 44% of Kidde's written reviews are positive against 100% of Sacred Spin's.

Kidde ships an update every 2 months, Sacred Spin every 9 days. The most recent releases landed on October 15, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Kidde | Sacred Spin |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | [4.7 (6.7K ratings)](https://appshunter.io/ios/app/kidde/id942334464/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/sacred-spin/id6764728128/reviews)** |
| Number of ratings | **6.7K** | 3 |
| Positive reviews | 44.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | **Freemium** | Paid |
| Size | 88 MB | 9 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Walter Kidde Portable Equipment](https://appshunter.io/developer/942334463) | [Bradley Tompkins](https://appshunter.io/developer/1873396030) |

## 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


### Sacred Spin

[App page](https://appshunter.io/ios/app/sacred-spin/id6764728128)

Create and customize intricate spinning mandalas. Explore unique designs, adjust their properties, and save or share your creations. Enjoy a meditative, goal-free creative experience.

**Highlights:** Spinning mandala creation, Pinch-to-zoom functionality, Dice for random design elements, Detailed design refinement (symmetry, line weight, glow), Save and share custom designs, Offline functionality

**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 Sacred Spin free?

Sacred Spin costs $1.99, with no in-app purchases.

### Which has better reviews, Kidde or Sacred Spin?

Sacred Spin is rated higher. Kidde averages 4.7 out of 5 from 6.7K ratings, while Sacred Spin averages 5.0 from 3 ratings.

### Do Kidde or Sacred Spin have ads?

Neither Kidde nor Sacred Spin shows ads.

### Which is updated more often, Kidde or Sacred Spin?

Kidde ships an update every 2 months, and Sacred Spin every 9 days. Most recently, Kidde was updated on October 15, 2026 and Sacred Spin on September 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.*