# SMART_AROMA vs Scent diffuse

The clearest difference is rating: Scent diffuse at 5.0 against SMART_AROMA's 3.0. SMART_AROMA's advantage is update cadence (every 8 days vs every 3 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.

Scent diffuse holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

SMART_AROMA ships an update every 8 days, Scent diffuse every 3 months. The most recent releases landed on September 13, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | SMART_AROMA | Scent diffuse |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/smart-aroma/id1627724129/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/scent-diffuse/id6469298101/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 3 months |
| Monetization | Free | Free |
| Size | 32 MB | 22 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [萍萍 刘](https://appshunter.io/developer/1626043006) | [春荣 杨](https://appshunter.io/developer/1677484703) |

## 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


### Scent diffuse

[App page](https://appshunter.io/ios/app/scent-diffuse/id6469298101)

Control your smart scent diffuser remotely via Bluetooth or network. Adjust settings and manage your device from your smartphone.

**Highlights:** Bluetooth control, Remote network control, Smart scent management, Intelligent control

**In-app purchases:** none


## Frequently asked questions

### Is SMART_AROMA free?

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

### Is Scent diffuse free?

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

### Which has better reviews, SMART_AROMA or Scent diffuse?

Scent diffuse is rated higher. SMART_AROMA averages 3.0 out of 5 from 2 ratings, while Scent diffuse averages 5.0 from 1 ratings.

### Do SMART_AROMA or Scent diffuse have ads?

Neither SMART_AROMA nor Scent diffuse shows ads.

### Which is updated more often, SMART_AROMA or Scent diffuse?

SMART_AROMA ships an update every 8 days, and Scent diffuse every 3 months. Most recently, SMART_AROMA was updated on September 13, 2026 and Scent diffuse on September 23, 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.*