# Aire vs Scent Master Pro

The clearest difference is review sentiment: Scent Master Pro at 100% against Aire's 0%. Scent Master Pro also leads on rating (5.0 vs 2.6). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scent Master Pro holds the better App Store score, 5.0 against 2.6. Both are backed by a comparable volume of ratings — 5 and 2 respectively. Written reviews point the same way: 0% of Aire's written reviews are positive against 100% of Scent Master Pro's.

Aire ships an update every 3 weeks, Scent Master Pro fortnightly. The most recent releases landed on September 18, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Aire | Scent Master Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (5 ratings)](https://appshunter.io/ios/app/aire-master/id6449276777/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/scent-master-pro/id6499073832/reviews)** |
| Number of ratings | **5** | 2 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free | Free |
| Size | 38 MB | 180 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Aire-Master of America, Inc.](https://appshunter.io/developer/1688518556) | [兵 姚](https://appshunter.io/developer/1546606210) |

## What reviewers say

### Aire

[App page](https://appshunter.io/ios/app/aire-master/id6449276777)

Control your smart scent diffusers remotely via Bluetooth. Schedule operation times, set fragrance intensity, and create personalized scent experiences for your environment. Enjoy ultimate control over your home's aroma.

**Highlights:** Bluetooth control, Program working periods, Set fragrance intervals, Adjust intensity, 24/7 scheduling, Intuitive management

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

**In-app purchases:** none


### Scent Master Pro

[App page](https://appshunter.io/ios/app/scent-master-pro/id6499073832)

This intelligent fragrance management app allows real-time monitoring and remote control of connected devices. Users can customize working modes, set schedules, and track oil levels for a seamless experience.

**Highlights:** Remote device control, Custom working modes, Real-time oil level monitoring, Intelligent usage calibration, Device sharing management, Scheduled operation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Aire free?

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

### Is Scent Master Pro free?

Scent Master Pro is free to download, with no in-app purchases.

### Which has better reviews, Aire or Scent Master Pro?

Scent Master Pro is rated higher. Aire averages 2.6 out of 5 from 5 ratings, while Scent Master Pro averages 5.0 from 2 ratings.

### Do Aire or Scent Master Pro have ads?

Neither Aire nor Scent Master Pro shows ads.

### Which is updated more often, Aire or Scent Master Pro?

Aire ships an update every 3 weeks, and Scent Master Pro fortnightly. Most recently, Aire was updated on September 18, 2026 and Scent Master Pro on September 16, 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.*