# Mila Air vs Red Light Sleep Timer

The clearest difference is in-app purchases: Mila Air at none against Red Light Sleep Timer's 2. Mila Air also leads on iOS requirement (15.0 vs 17.0). Red Light Sleep Timer's advantage is update cadence (every 9 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Red Light Sleep Timer sells 2 one-off in-app purchases. Mila Air asks for nothing beyond the download.

Mila Air ships an update every 2 months, Red Light Sleep Timer every 9 days. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Mila Air | Red Light Sleep Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4.8K ratings)](https://appshunter.io/ios/app/mila-air/id1520776049/reviews)** | — |
| Number of ratings | **4.8K** | — |
| Positive reviews | 38.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | Paid | — |
| Size | 336 MB | 22 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mila USA, Inc.](https://appshunter.io/developer/1469901067) | [翌嘉 赵](https://appshunter.io/developer/1775197786) |

## What reviewers say

### Mila Air

[App page](https://appshunter.io/ios/app/mila-air/id1520776049)

This smart air purifier offers intuitive control over your home's air quality, similar to a thermostat. It provides real-time monitoring of indoor and outdoor air, detailed insights into air quality factors, and customizable smart settings for optimal comfort and allergy relief.

**Highlights:** Real-time indoor/outdoor air quality monitoring, Daily/weekly AQI and TVOC insights, Tracks 9 air quality factors, Quiet Mode for presence detection, Light Sleeper mode for nighttime, Turndown Service for pre-bedtime cleaning

**In-app purchases:** none

**What reviewers like**

- 🚀 Great air purifier
- 🔒 Robust security features
- 👍 Stylish and modern design
- 👍 Intuitive app with good data
- 👍 Excellent customer service

**What reviewers complain about**

- 🐛 Frequent disconnections from WiFi
- 🐛 Inaccurate sensor readings
- 🐛 Buggy app with frequent crashes
- 🐛 Loud operation, especially at higher speeds
- 🐛 Short lifespan of some units

**Reported bugs**

- Inability to change WiFi network
- Frequent app sign-outs
- Sensor issues leading to inaccurate readings
- Automatic mode not working as expected

**Requested features**

- Dark mode for the app
- Better historical data access
- Customizable fan speed settings
- HomeKit/smart home integration
- Improved offline functionality


### Red Light Sleep Timer

[App page](https://appshunter.io/ios/app/red-light-sleep-timer/id6776464584)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3-Day Trial | Free | one-time |
| Lifetime Unlock | $9.99 | one-time |


## Frequently asked questions

### Is Mila Air free?

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

### Is Red Light Sleep Timer free?

Red Light Sleep Timer is free to download, with in-app purchases available.

### Do Mila Air or Red Light Sleep Timer have ads?

Neither Mila Air nor Red Light Sleep Timer shows ads.

### Which is updated more often, Mila Air or Red Light Sleep Timer?

Mila Air ships an update every 2 months, and Red Light Sleep Timer every 9 days. Most recently, Mila Air was updated on October 27, 2026 and Red Light Sleep Timer 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.*