# Sub vs Modern Forms

The clearest difference is rating: Sub at 4.4 against Modern Forms's 4.2. Modern Forms's advantage is monetization model (free vs ad-supported) and ratings volume (4K vs 778). 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 4.2. That said, the two scores are not equally well evidenced: Modern Forms has 4K ratings behind it against 778, 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 Modern Forms's.

Sub ships an update every 5 weeks, Modern Forms every 3 weeks. The most recent releases landed on September 20, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Sub | Modern Forms |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (778 ratings)](https://appshunter.io/ios/app/sub-zero-group-owners-app/id1248991284/reviews)** | [4.2 (4K ratings)](https://appshunter.io/ios/app/modern-forms/id1425046298/reviews) |
| Number of ratings | 778 | **4K** |
| Positive reviews | **15.1% of reviews** | 12.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 69 MB | 44 MB |
| Requires iOS | **15.5** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sub-Zero and Wolf](https://appshunter.io/developer/983988992) | [WAC Lighting](https://appshunter.io/developer/1073316739) |

## 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


### Modern Forms

[App page](https://appshunter.io/ios/app/modern-forms/id1425046298)

Control your smart fan remotely with advanced features like sleep timers and scheduling. Enjoy adaptive learning and seamless smart home integration for effortless convenience.

**Highlights:** Remote fan control, Sleep timer, Scheduling, Adaptive learning, Smart home integration

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use app
- 🔒 Convenient remote control
- 👍 Powerful and quiet fans
- 💡 Scheduling and automation features

**What reviewers complain about**

- 🐛 Frequent connectivity issues
- 🐛 Unreliable app performance
- 🐛 Inconsistent integration with smart home platforms
- 🐛 Buggy firmware updates

**Reported bugs**

- App frequently loses connection to fans
- Scheduling features are inconsistent and unreliable
- Difficulty adding and managing multiple fans
- Compatibility issues with newer iOS versions

**Requested features**

- Landscape mode support for tablets
- Improved scheduling and automation features
- Better integration with popular smart home platforms
- More reliable firmware updates


## Frequently asked questions

### Is Sub free?

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

### Is Modern Forms free?

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

### Which has better reviews, Sub or Modern Forms?

Sub is rated higher. Sub averages 4.4 out of 5 from 778 ratings, while Modern Forms averages 4.2 from 4K ratings.

### Do Sub or Modern Forms have ads?

Neither Sub nor Modern Forms shows ads.

### Which is updated more often, Sub or Modern Forms?

Sub ships an update every 5 weeks, and Modern Forms every 3 weeks. Most recently, Sub was updated on September 20, 2026 and Modern Forms on September 23, 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.*