# Sub vs Sky Smart Home

The clearest difference is rating: Sub at 4.4 against Sky Smart Home's 4.0. Sub also leads on ratings volume (786 vs 2). Sky Smart Home's advantage is monetization model (free vs ad-supported). On price, review sentiment, update cadence and ads there is nothing between them.

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

Sub holds the better App Store score, 4.4 against 4.0. That said, the two scores are not equally well evidenced: Sub has 786 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 15% of Sub's written reviews are positive against 13% of Sky Smart Home's.

Sub ships an update every 5 weeks, Sky Smart Home monthly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Sub | Sky Smart Home |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (786 ratings)](https://appshunter.io/ios/app/sub-zero-group-owners-app/id1248991284/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/sky-smart-home/id1643672580/reviews) |
| Number of ratings | **786** | 2 |
| Positive reviews | **14.7% of reviews** | 12.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Ad-supported | **Free** |
| Size | 69 MB | 184 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sub-Zero and Wolf](https://appshunter.io/developer/983988992) | [Sky UK Limited](https://appshunter.io/developer/301250228) |

## What reviewers say

### Sub

[App page](https://appshunter.io/ios/app/sub-zero-group-owners-app/id1248991284)

This app enhances your kitchen experience by guiding you through recipes from websites and a curated collection. It allows remote control and monitoring of Sub-Zero refrigeration, Cove dishwashing, and Wolf appliances, ensuring optimal performance and convenience.

**Highlights:** Guided cooking from online recipes, Chef-tested recipes optimized for Wolf appliances, Remote dishwasher control and monitoring, Refrigerator settings and alerts, Filter recipes by cooking mode, Bookmark and share recipes

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Responsive and intuitive app
- 👍 Helpful notifications and alerts
- 🔒 Secure connection to appliances

**What reviewers complain about**

- 🐛 Frequent connection issues and disconnects
- 🔍 Lack of actual temperature monitoring
- 🤔 Confusing setup and pairing process
- 🔍 Missing key features like remote start

**Reported bugs**

- App crashes after recent updates
- Unable to log in or register account
- Appliances disappear from the app
- Firmware update failures brick appliances

**Requested features**

- Add support for Celsius temperature units
- Provide real-time temperature and energy consumption data
- Integrate with smart home platforms like Apple HomeKit


### Sky Smart Home

[App page](https://appshunter.io/ios/app/sky-smart-home/id1643672580)

Monitor your home remotely with live HD video feeds from your front door. Securely store video clips for 30 days and share important moments. The app offers easy setup with step-by-step guidance.

**Highlights:** Live HD video streaming, Cloud video storage (30 days), Shareable video clips, Remote doorbell answering, Step-by-step setup guide

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy setup process for most users
- 💰 Good value for money/insurance bundling
- 📷 Decent video quality when working
- 🔋 Improved battery life compared to Ring (some users)
- 🌐 Works well on WiFi and remote 4G/5G connections

**What reviewers complain about**

- 🐛 Frequent disconnection issues from network
- 🔋 Poor doorbell battery life (2-5 days)
- ⏱️ Significant lag when viewing live feed
- 📱 App constantly logs users out
- 🔌 Weak WiFi signal range and connectivity

**Reported bugs**

- Error 401 code preventing app access
- Login access denied without password entry option
- Firmware update failures rendering app unusable
- App won't open - constant error messages
- Camera stuck on pink screen during setup

**Requested features**

- Landscape full-screen video viewing mode
- Separate notification types for doorbell vs motion detection
- Phone ring alert instead of beep for doorbell
- Customizable notification sounds
- Portable/wireless chime option


## Frequently asked questions

### Is Sub free?

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

### Is Sky Smart Home free?

Sky Smart Home is free to download, with no in-app purchases.

### Which has better reviews, Sub or Sky Smart Home?

Sub is rated higher. Sub averages 4.4 out of 5 from 786 ratings, while Sky Smart Home averages 4.0 from 2 ratings.

### Do Sub or Sky Smart Home have ads?

Neither Sub nor Sky Smart Home shows ads.

### Which is updated more often, Sub or Sky Smart Home?

Sub ships an update every 5 weeks, and Sky Smart Home monthly. Most recently, Sub was updated on November 2, 2026 and Sky Smart Home on November 3, 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.*