# aromaSmart vs ScentAir

The clearest difference is rating: ScentAir at 2.2 against aromaSmart's 1.9. aromaSmart's advantage is iOS requirement (9.0 vs 15.0). On price, review sentiment, ratings volume and update cadence there is nothing between them.

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

ScentAir holds the better App Store score, 2.2 against 1.9. Both are backed by a comparable volume of ratings — 38 and 83 respectively. Written reviews point the same way: 11% of aromaSmart's written reviews are positive against 17% of ScentAir's.

aromaSmart ships an update every 6 weeks, ScentAir monthly. Both last shipped on October 20, 2026.

## The numbers

| Metric | aromaSmart | ScentAir |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.9 (38 ratings)](https://appshunter.io/ios/app/aromasmart/id1407110280/reviews) | **[2.2 (83 ratings)](https://appshunter.io/ios/app/scentair/id1528203566/reviews)** |
| Number of ratings | 38 | **83** |
| Positive reviews | 11.1% of reviews | **16.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | Free | Free |
| Size | 20 MB | 80 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [可汗 罗](https://appshunter.io/developer/1407110279) | [ScentAir Technologies, LLC](https://appshunter.io/developer/1496832699) |

## What reviewers say

### aromaSmart

[App page](https://appshunter.io/ios/app/aromasmart/id1407110280)

Control your smart scent diffuser remotely. Adjust settings like start/end times, scent concentration, and fan speed. Connect via Wi-Fi or AP mode for convenient scent management.

**Highlights:** Factory reset options, Customizable start and end times, Adjustable scent frequency, Variable concentration settings, Fan speed control, Wi-Fi and AP mode networking, Essential oil detection

**Features:** macOS Compatibility

**In-app purchases:** none


### ScentAir

[App page](https://appshunter.io/ios/app/scentair/id1528203566)

Manage your scent marketing system remotely. Control fragrance intensity, create custom schedules, and monitor system health from anywhere. Offers both Wi-Fi and Bluetooth connectivity for seamless operation.

**Highlights:** Wi-Fi and Bluetooth control, Fragrance intensity adjustment, Customizable scent scheduling, Remote system monitoring, Automated alert notifications, Multi-system management

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

**In-app purchases:** none


## Frequently asked questions

### Is aromaSmart free?

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

### Is ScentAir free?

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

### Which has better reviews, aromaSmart or ScentAir?

ScentAir is rated higher. aromaSmart averages 1.9 out of 5 from 38 ratings, while ScentAir averages 2.2 from 83 ratings.

### Do aromaSmart or ScentAir have ads?

Neither aromaSmart nor ScentAir shows ads.

### Which is updated more often, aromaSmart or ScentAir?

aromaSmart ships an update every 6 weeks, and ScentAir monthly. Most recently, aromaSmart was updated on October 20, 2026 and ScentAir on October 20, 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.*