# Lutron App vs Ember

The clearest difference is rating: Lutron App at 4.8 against Ember's 3.3. Lutron App also leads on review sentiment (48% vs 18%) and update cadence (every 9 days vs every 2 months). Ember's advantage is monetization model (free vs ad-supported). On price, ratings volume, ads and in-app purchases 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 3.3. Both are backed by a comparable volume of ratings — 6.6K and 7.4K respectively. Written reviews point the same way: 48% of Lutron App's written reviews are positive against 18% of Ember's.

Lutron App ships an update every 9 days, Ember every 2 months. Both last shipped on September 25, 2026.

## The numbers

| Metric | Lutron App | Ember |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6.6K ratings)](https://appshunter.io/ios/app/lutron-app/id886753021/reviews)** | [3.3 (7.4K ratings)](https://appshunter.io/ios/app/ember-temperature-control/id1147470931/reviews) |
| Number of ratings | 6.6K | **7.4K** |
| Positive reviews | **48.1% of reviews** | 18.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 months |
| Monetization | Ad-supported | **Free** |
| Size | 667 MB | 63 MB |
| Requires iOS | 16.6 | 16.6 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Lutron Electronics co., Inc.](https://appshunter.io/developer/303875058) | [Ember Technologies Inc.](https://appshunter.io/developer/1063861447) |

## 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- 🔍 Outdated and unintuitive app interface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


### Ember

[App page](https://appshunter.io/ios/app/ember-temperature-control/id1147470931)

This app allows you to precisely control the temperature of your hot beverages using a smart mug. Customize presets, receive notifications when your drink reaches the perfect temperature, and explore recipes. Personalize your mug settings for an enhanced drinking experience.

**Highlights:** Precise temperature control, Save temperature presets, Beverage recipes and blogs, Customizable notifications, Manage multiple mugs, Personalize mug settings

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

**In-app purchases:** none

**What reviewers like**

- ⭐ Keeps drink at perfect temperature
- 🍵 Great for tea and coffee drinkers
- 🎨 Customizable LED light colors
- 🔋 Decent battery life when used properly
- 🤖 Apple Watch app integration

**What reviewers complain about**

- 🔌 Requires frequent charging and docking
- 🔒 Forced account creation and login
- 🔄 Unreliable Bluetooth connectivity
- 🐛 Buggy app with frequent issues
- 🤔 Confusing app UI and controls

**Reported bugs**

- App frequently logs users out
- Mug disconnects from app randomly
- Firmware update process often fails
- App doesn't always detect liquid in mug
- Presets and settings get lost after updates

**Requested features**

- Battery level indicator on main screen
- Improved Apple Watch app functionality
- Wireless charging option
- Ability to lock temperature settings
- Automatic temperature adjustment based on volume


## Frequently asked questions

### Is Lutron App free?

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

### Is Ember free?

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

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

Lutron App is rated higher. Lutron App averages 4.8 out of 5 from 6.6K ratings, while Ember averages 3.3 from 7.4K ratings.

### Do Lutron App or Ember have ads?

Neither Lutron App nor Ember shows ads.

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

Lutron App ships an update every 9 days, and Ember every 2 months. Most recently, Lutron App was updated on September 25, 2026 and Ember on September 25, 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.*