# Sub vs MySTRATA_HEAT

The clearest difference is rating: Sub at 4.4 against MySTRATA_HEAT's 1.2. Sub also leads on ads (none vs shown) and review sentiment (15% vs 0%). MySTRATA_HEAT's advantage is iOS requirement (13.0 vs 15.5). On price, update cadence, in-app purchases and monetization model 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 1.2. That said, the two scores are not equally well evidenced: Sub has 788 ratings behind it against 84, 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 0% of MySTRATA_HEAT's.

Sub ships an update every 5 weeks, MySTRATA_HEAT every 3 weeks. Both last shipped on November 6, 2026.

## The numbers

| Metric | Sub | MySTRATA_HEAT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (788 ratings)](https://appshunter.io/ios/app/sub-zero-group-owners-app/id1248991284/reviews)** | [1.2 (84 ratings)](https://appshunter.io/ios/app/mystrata-heat/id1265053124/reviews) |
| Number of ratings | **788** | 84 |
| Positive reviews | **14.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Ad-supported | Ad-supported |
| Size | 69 MB | 16 MB |
| Requires iOS | 15.5 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sub-Zero and Wolf](https://appshunter.io/developer/983988992) | [LATICRETE International, Inc.](https://appshunter.io/developer/369374153) |

## 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


### MySTRATA_HEAT

[App page](https://appshunter.io/ios/app/mystrata-heat/id1265053124)

Control your home's temperature remotely with this app. It intelligently adjusts heating based on your location, ensuring comfort upon arrival and optimizing energy usage. Supports single and multi-zone systems, with easy programming options.

**Highlights:** Location-based temperature adjustment, Automatic comfort settings, Energy efficiency optimization, Multi-zone heating support, Natural Language Programming, Time-based heating programs

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers complain about**

- ❌ App cannot connect to device
- ❌ Useless support
- ❌ Massive overhaul needed
- ❌ Cannot calculate cost
- ❌ Forget energy efficiency

**Reported bugs**

- App cannot connect to device
- WiFi pairing impossible
- App crashes constantly
- App won't load on new iOS
- App resets during setup

**Requested features**

- Allow single daily schedule
- Fix scheduling for night shifts
- Add an off button
- Improve UI/UX
- Add dark mode


## Frequently asked questions

### Is Sub free?

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

### Is MySTRATA_HEAT free?

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

### Which has better reviews, Sub or MySTRATA_HEAT?

Sub is rated higher. Sub averages 4.4 out of 5 from 788 ratings, while MySTRATA_HEAT averages 1.2 from 84 ratings.

### Do Sub or MySTRATA_HEAT have ads?

MySTRATA_HEAT shows ads; Sub does not.

### Which is updated more often, Sub or MySTRATA_HEAT?

Sub ships an update every 5 weeks, and MySTRATA_HEAT every 3 weeks. Most recently, Sub was updated on November 6, 2026 and MySTRATA_HEAT on November 6, 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.*