# SMART_AROMA vs Smart Diffuser

The clearest difference is rating: Smart Diffuser at 5.0 against SMART_AROMA's 3.0. SMART_AROMA's advantage is update cadence (every 8 days vs every 5 months) and iOS requirement (11.0 vs 15.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Smart Diffuser holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

SMART_AROMA ships an update every 8 days, Smart Diffuser every 5 months. The most recent releases landed on September 13, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | SMART_AROMA | Smart Diffuser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/smart-aroma/id1627724129/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/smart-diffuser/id6502768383/reviews)** |
| Number of ratings | 2 | **3** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 5 months |
| Monetization | Free | Free |
| Size | 32 MB | 3 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [萍萍 刘](https://appshunter.io/developer/1626043006) | [Shenzhen Shengmu Technology Co., Ltd.](https://appshunter.io/developer/1746717166) |

## What reviewers say

### SMART_AROMA

[App page](https://appshunter.io/ios/app/smart-aroma/id1627724129)

Manage your smart fragrance device remotely using your smartphone. Adjust fan speed, set fragrance intensity, and customize device settings without needing an internet connection.

**Highlights:** Device search and add, Rename and remark devices, Adjust fan wind/power, Set fragrance density, Password protection

**Features:** macOS Compatibility

**In-app purchases:** none


### Smart Diffuser

[App page](https://appshunter.io/ios/app/smart-diffuser/id6502768383)

Control your aroma diffuser remotely via Bluetooth. Adjust power, lighting, intensity, and set custom schedules. Reset your device directly from your phone.

**Highlights:** Bluetooth connectivity, Power control, Atmosphere light adjustment, Intensity settings, Schedule setup, Device reset

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SMART_AROMA free?

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

### Is Smart Diffuser free?

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

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

Smart Diffuser is rated higher. SMART_AROMA averages 3.0 out of 5 from 2 ratings, while Smart Diffuser averages 5.0 from 3 ratings.

### Do SMART_AROMA or Smart Diffuser have ads?

Neither SMART_AROMA nor Smart Diffuser shows ads.

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

SMART_AROMA ships an update every 8 days, and Smart Diffuser every 5 months. Most recently, SMART_AROMA was updated on September 13, 2026 and Smart Diffuser on September 18, 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.*