# Sub vs The Memoryboard

The clearest difference is review sentiment: The Memoryboard at 95% against Sub's 15%. The Memoryboard also leads on rating (4.9 vs 4.4) and update cadence (every 11 days vs every 5 weeks). Sub's advantage is ratings volume (788 vs 109). On price, ads, in-app purchases and device support there is nothing between them.

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

The Memoryboard holds the better App Store score, 4.9 against 4.4. That said, the two scores are not equally well evidenced: Sub has 788 ratings behind it against 109, 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 95% of The Memoryboard's.

Sub ships an update every 5 weeks, The Memoryboard every 11 days. The most recent releases landed on November 6, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Sub | The Memoryboard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (788 ratings)](https://appshunter.io/ios/app/sub-zero-group-owners-app/id1248991284/reviews) | **[4.9 (109 ratings)](https://appshunter.io/ios/app/the-memoryboard/id6698894688/reviews)** |
| Number of ratings | **788** | 109 |
| Positive reviews | 14.7% of reviews | **95.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 11 days** |
| Monetization | Ad-supported | **Free** |
| Size | 69 MB | 55 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) | [Memoryboard](https://appshunter.io/developer/1769412978) |

## 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


### The Memoryboard

[App page](https://appshunter.io/ios/app/the-memoryboard/id6698894688)

This app helps individuals with memory loss, such as dementia and Alzheimer's, stay connected and independent. Families and caregivers can send personalized reminders and messages to support loved ones remotely, enhancing their daily routines and sense of security.

**Highlights:** Personalized reminders for tasks and appointments, Real-time messaging for connection, Simple, senior-friendly interface, Remote management for caregivers, Daily inspiration and memory reinforcement, Compassionate and reassuring design

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

**In-app purchases:** none


## Frequently asked questions

### Is Sub free?

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

### Is The Memoryboard free?

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

### Which has better reviews, Sub or The Memoryboard?

The Memoryboard is rated higher. Sub averages 4.4 out of 5 from 788 ratings, while The Memoryboard averages 4.9 from 109 ratings.

### Do Sub or The Memoryboard have ads?

Neither Sub nor The Memoryboard shows ads.

### Which is updated more often, Sub or The Memoryboard?

Sub ships an update every 5 weeks, and The Memoryboard every 11 days. Most recently, Sub was updated on November 6, 2026 and The Memoryboard on November 4, 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.*