# Scent Tech vs Art Diffuser

The clearest difference is rating: Scent Tech at 2.2 against Art Diffuser's 1.3. Scent Tech also leads on ratings volume (63 vs 3) and review sentiment (14% vs 0%). On price, update cadence, 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 Tech holds the better App Store score, 2.2 against 1.3. That said, the two scores are not equally well evidenced: Scent Tech has 63 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 14% of Scent Tech's written reviews are positive against 0% of Art Diffuser's.

Scent Tech ships an update every 6 weeks, Art Diffuser every 3 months. The most recent releases landed on September 17, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Scent Tech | Art Diffuser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.2 (63 ratings)](https://appshunter.io/ios/app/scent-tech/id1662466433/reviews)** | [1.3 (3 ratings)](https://appshunter.io/ios/app/art-diffuser/id6740612064/reviews) |
| Number of ratings | **63** | 3 |
| Positive reviews | **13.6% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 47 MB | 20 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [俊 谢](https://appshunter.io/developer/1440271932) | [Guangzhou Tuowei Technology Co.,Ltd](https://appshunter.io/developer/1790806451) |

## What reviewers say

### Scent Tech

[App page](https://appshunter.io/ios/app/scent-tech/id1662466433)

Control your scent machine remotely with this app. It offers automatic mode selection for various scenarios and allows for batch management of devices through customizable groups.

**Highlights:** Scent machine control, Automatic mode selection, Device grouping, Batch management, Customizable group names

**In-app purchases:** none


### Art Diffuser

[App page](https://appshunter.io/ios/app/art-diffuser/id6740612064)

Control your smart fragrance diffuser remotely via Bluetooth. Create personalized scent schedules and set up automated scenes to match your daily rhythm and enhance your living space.

**Highlights:** Bluetooth connectivity, Custom fragrance profiles, Personalized scent scheduling, Automated scene modes, Energy-efficient operation

**In-app purchases:** none


## Frequently asked questions

### Is Scent Tech free?

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

### Is Art Diffuser free?

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

### Which has better reviews, Scent Tech or Art Diffuser?

Scent Tech is rated higher. Scent Tech averages 2.2 out of 5 from 63 ratings, while Art Diffuser averages 1.3 from 3 ratings.

### Do Scent Tech or Art Diffuser have ads?

Neither Scent Tech nor Art Diffuser shows ads.

### Which is updated more often, Scent Tech or Art Diffuser?

Scent Tech ships an update every 6 weeks, and Art Diffuser every 3 months. Most recently, Scent Tech was updated on September 17, 2026 and Art Diffuser on September 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*