# Smart Diffuser vs Aromely

The clearest difference is rating: Aromely at 3.2 against Smart Diffuser's 2.7. Aromely also leads on update cadence (every 2 weeks vs every 6 weeks) and review sentiment (35% vs 25%). Smart Diffuser's advantage is iOS requirement (12.0 vs 15.0). 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.

Aromely holds the better App Store score, 3.2 against 2.7. Both are backed by a comparable volume of ratings — 6 and 28 respectively. Written reviews point the same way: 25% of Smart Diffuser's written reviews are positive against 35% of Aromely's.

Smart Diffuser ships an update every 6 weeks, Aromely every 2 weeks. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Smart Diffuser | Aromely |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (6 ratings)](https://appshunter.io/ios/app/smart-diffuser/id1436466932/reviews) | **[3.2 (28 ratings)](https://appshunter.io/ios/app/aromely/id6502456724/reviews)** |
| Number of ratings | 6 | **28** |
| Positive reviews | 25.0% of reviews | **35.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 42 MB | 64 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [秦庚 蒋](https://appshunter.io/developer/1436462643) | [Aromely](https://appshunter.io/developer/1745544289) |

## What reviewers say

### Smart Diffuser

[App page](https://appshunter.io/ios/app/smart-diffuser/id1436466932)

Control your smart scent machine remotely via Wi-Fi. Adjust scent intensity, monitor oil levels, and manage multiple devices. Authorize other users and group machines for business use.

**Highlights:** Remote Wi-Fi control, Scent intensity adjustment, Oil level monitoring, User authorization, Device grouping, Employee account management

**In-app purchases:** none


### Aromely

[App page](https://appshunter.io/ios/app/aromely/id6502456724)

Control your home or business scenting with this smart diffuser app. Customize fragrance schedules and personalize your aroma experience via Bluetooth. Enjoy an intuitive interface for effortless scent management.

**Highlights:** Bluetooth Low Energy connectivity, Customizable scent schedules, Precise time slot setting, Personalized aroma preferences, Intuitive user interface, Scenting for homes and businesses

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart Diffuser free?

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

### Is Aromely free?

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

### Which has better reviews, Smart Diffuser or Aromely?

Aromely is rated higher. Smart Diffuser averages 2.7 out of 5 from 6 ratings, while Aromely averages 3.2 from 28 ratings.

### Do Smart Diffuser or Aromely have ads?

Neither Smart Diffuser nor Aromely shows ads.

### Which is updated more often, Smart Diffuser or Aromely?

Smart Diffuser ships an update every 6 weeks, and Aromely every 2 weeks. Most recently, Smart Diffuser was updated on October 2, 2026 and Aromely on October 6, 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.*