# Smart fragrance vs Scent diffuse

The clearest difference is rating: Scent diffuse at 5.0 against Smart fragrance's 1.0. Smart fragrance's advantage is update cadence (every 2 weeks vs every 3 months) and iOS requirement (9.0 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 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Smart fragrance ships an update every 2 weeks, Scent diffuse every 3 months. The most recent releases landed on July 5, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Smart fragrance | Scent diffuse |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/smart-fragrance/id6446395465/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/scent-diffuse/id6469298101/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 35 MB | 22 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hangzhou GreenAir Environmental Protection Technology Co., Ltd](https://appshunter.io/developer/1154398110) | [春荣 杨](https://appshunter.io/developer/1677484703) |

## What reviewers say

### Smart fragrance

[App page](https://appshunter.io/ios/app/smart-fragrance/id6446395465)

Control external fragrance devices remotely via WiFi or Bluetooth. Schedule on/off times for convenient operation, whether at home or away. Offers a stable and simple connection for managing your home's scent.

**Highlights:** Remote device control, WiFi and Bluetooth connectivity, Scheduling for on/off times, Device binding and scanning, Stable connection

**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 fragrance free?

Smart fragrance 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 fragrance or Scent diffuse?

Scent diffuse is rated higher. Smart fragrance averages 1.0 out of 5 from 2 ratings, while Scent diffuse averages 5.0 from 1 ratings.

### Do Smart fragrance or Scent diffuse have ads?

Neither Smart fragrance nor Scent diffuse shows ads.

### Which is updated more often, Smart fragrance or Scent diffuse?

Smart fragrance ships an update every 2 weeks, and Scent diffuse every 3 months. Most recently, Smart fragrance was updated on July 5, 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.*