# Lutron App vs Flex

The clearest difference is rating: Lutron App at 4.8 against Flex's 3.0. Lutron App also leads on ratings volume (6.7K vs 4) and update cadence (every 9 days vs every 6 weeks). Flex's advantage is monetization model (free vs ad-supported) and iOS requirement (9.3 vs 16.6). 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.

Lutron App holds the better App Store score, 4.8 against 3.0. That said, the two scores are not equally well evidenced: Lutron App has 6.7K ratings behind it against 4, so its average is the more settled of the two.

Lutron App ships an update every 9 days, Flex every 6 weeks. The most recent releases landed on October 19, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Lutron App | Flex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6.7K ratings)](https://appshunter.io/ios/app/lutron-app/id886753021/reviews)** | [3.0 (4 ratings)](https://appshunter.io/ios/app/flex-link-s2/id1437594609/reviews) |
| Number of ratings | **6.7K** | 4 |
| Positive reviews | 46.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 6 weeks |
| Monetization | Ad-supported | **Free** |
| Size | 669 MB | 21 MB |
| Requires iOS | 16.6 | **9.3** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lutron Electronics co., Inc.](https://appshunter.io/developer/303875058) | [LinkCom Manufacturing Co., Ltd.](https://appshunter.io/developer/1287465139) |

## 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- 🔍 Outdated and unintuitive app interface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


### Flex

[App page](https://appshunter.io/ios/app/flex-link-s2/id1437594609)

This application allows you to customize the colors and hues of your lighting system. Enhance any environment with a spectrum of bold colors, warm tones, and custom shades, bringing your creative vision to life.

**Highlights:** Control lighting colors, Customize hues and tones, Enhance lighting environments, Creative color application

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lutron App free?

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

### Is Flex free?

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

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

Lutron App is rated higher. Lutron App averages 4.8 out of 5 from 6.7K ratings, while Flex averages 3.0 from 4 ratings.

### Do Lutron App or Flex have ads?

Neither Lutron App nor Flex shows ads.

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

Lutron App ships an update every 9 days, and Flex every 6 weeks. Most recently, Lutron App was updated on October 19, 2026 and Flex on October 2, 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.*