# Blueair vs Ember

The clearest difference is rating: Blueair at 4.8 against Ember's 3.3. Blueair also leads on update cadence (every 3 weeks vs every 2 months) and review sentiment (26% vs 18%). 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.

Blueair holds the better App Store score, 4.8 against 3.3. Both are backed by a comparable volume of ratings — 23K and 7.4K respectively. Written reviews point the same way: 26% of Blueair's written reviews are positive against 18% of Ember's.

Blueair ships an update every 3 weeks, Ember every 2 months. The most recent releases landed on September 25, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Blueair | Ember |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (23K ratings)](https://appshunter.io/ios/app/blueair/id1016299342/reviews)** | [3.3 (7.4K ratings)](https://appshunter.io/ios/app/ember-temperature-control/id1147470931/reviews) |
| Number of ratings | **23K** | 7.4K |
| Positive reviews | **26.3% of reviews** | 18.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 1.3 GB | 63 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Blueair AB](https://appshunter.io/developer/981904349) | [Ember Technologies Inc.](https://appshunter.io/developer/1063861447) |

## What reviewers say

### Blueair

[App page](https://appshunter.io/ios/app/blueair/id1016299342)

Monitor and control your indoor air quality in real-time. Gain insights and manage your environment effectively with intelligent features, whether you're at home or away. Experience healthier living through advanced air care.

**Highlights:** Real-time air quality tracking, Seamless device controls, Insight and control of air, Intelligent adaptive features, Remote management

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Great air purifier
- 🌟 Excellent product
- 👍 Quiet operation
- 🌳 Improves air quality
- 🔍 Informative app

**What reviewers complain about**

- 🐛 Buggy app
- 🔌 Connectivity issues
- 🔍 Inaccurate sensor data
- 🕰️ Scheduling problems
- 🔒 Privacy concerns

**Reported bugs**

- App crashes on startup
- Frequent app disconnections
- Incorrect air quality readings
- Scheduling feature not working as expected
- Inability to change WiFi password

**Requested features**

- Add Google Home/Alexa integration
- Improve app stability and responsiveness
- Provide more customization options
- Allow data export and backup
- Fix daylight saving time issues


### 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 Blueair free?

Blueair 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, Blueair or Ember?

Blueair is rated higher. Blueair averages 4.8 out of 5 from 23K ratings, while Ember averages 3.3 from 7.4K ratings.

### Do Blueair or Ember have ads?

Neither Blueair nor Ember shows ads.

### Which is updated more often, Blueair or Ember?

Blueair ships an update every 3 weeks, and Ember every 2 months. Most recently, Blueair was updated on September 25, 2026 and Ember 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.*