# Lutron App vs Sub

The clearest difference is review sentiment: Lutron App at 46% against Sub's 15%. Lutron App also leads on rating (4.8 vs 4.4) and update cadence (every 8 days vs every 5 weeks). On price, ads, 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.

Lutron App holds the better App Store score, 4.8 against 4.4. That said, the two scores are not equally well evidenced: Lutron App has 6.8K ratings behind it against 786, so its average is the more settled of the two. Written reviews point the same way: 46% of Lutron App's written reviews are positive against 15% of Sub's.

Lutron App ships an update every 8 days, Sub every 5 weeks. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Lutron App | Sub |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6.8K ratings)](https://appshunter.io/ios/app/lutron-app/id886753021/reviews)** | [4.4 (786 ratings)](https://appshunter.io/ios/app/sub-zero-group-owners-app/id1248991284/reviews) |
| Number of ratings | **6.8K** | 786 |
| Positive reviews | **45.5% of reviews** | 14.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 5 weeks |
| Monetization | Ad-supported | Ad-supported |
| Size | 669 MB | 69 MB |
| Requires iOS | 16.6 | **15.5** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lutron Electronics co., Inc.](https://appshunter.io/developer/303875058) | [Sub-Zero and Wolf](https://appshunter.io/developer/983988992) |

## What reviewers say

### Lutron App

[App page](https://appshunter.io/ios/app/lutron-app/id886753021)

Control smart lights, shades, and other connected devices remotely and securely. Enhance your daily routines by managing your home's atmosphere from anywhere in the world.

**Highlights:** Remote control of smart devices, Secure access from anywhere, Control lights, Control shades, Integrates with Lutron systems

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Reliable and flawless performance
- 🔒 Secure and trustworthy system
- 👍 Easy to set up and use
- 👍 Convenient remote and voice control
- 👍 Seamless integration with smart home platforms

**What reviewers complain about**

- 🐛 Frequent app crashes and freezes
- 🔍 Outdated and unintuitive app interface
- ⏱️ Slow app loading and device syncing
- 🚫 Lack of widget support and iOS integration
- 🔌 Compatibility issues with certain devices and bulbs

**Reported bugs**

- App fails to connect to Lutron system
- Devices disappear from app after iOS updates
- Inconsistent behavior with geofencing and motion sensors
- Scenes and automations not working as expected

**Requested features**

- Add dark mode option
- Improve app responsiveness and load times
- Restore widget functionality for quick access
- Expand customization options for rooms and schedules
- Integrate more smart home platforms and voice assistants


### 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


## Frequently asked questions

### Is Lutron App free?

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

### Is Sub free?

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

### Which has better reviews, Lutron App or Sub?

Lutron App is rated higher. Lutron App averages 4.8 out of 5 from 6.8K ratings, while Sub averages 4.4 from 786 ratings.

### Do Lutron App or Sub have ads?

Neither Lutron App nor Sub shows ads.

### Which is updated more often, Lutron App or Sub?

Lutron App ships an update every 8 days, and Sub every 5 weeks. Most recently, Lutron App was updated on October 28, 2026 and Sub on October 24, 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.*