# Scent Tech vs RealRelax for PS6500

The clearest difference is rating: Scent Tech at 2.0 against RealRelax for PS6500's 1.3. Scent Tech also leads on ratings volume (81 vs 4) and review sentiment (14% vs 0%). RealRelax for PS6500's advantage is iOS requirement (11.0 vs 15.0). 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, 2.0 against 1.3. That said, the two scores are not equally well evidenced: Scent Tech has 81 ratings behind it against 4, 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 RealRelax for PS6500's.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Scent Tech | RealRelax for PS6500 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (81 ratings)](https://appshunter.io/ios/app/scent-tech/id1662466433/reviews)** | [1.3 (4 ratings)](https://appshunter.io/ios/app/realrelax-for-ps6500/id6448096411/reviews) |
| Number of ratings | **81** | 4 |
| Positive reviews | **13.6% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Monetization | Free | Free |
| Size | 47 MB | 90 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [俊 谢](https://appshunter.io/developer/1440271932) | [Xiamen Comfort Science & Technology Group](https://appshunter.io/developer/513192015) |

## 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


### RealRelax for PS6500

[App page](https://appshunter.io/ios/app/realrelax-for-ps6500/id6448096411)

Control your massage chair with your smart device. Enjoy features like voice control and AI care for a personalized relaxation experience. Make your home a truly relaxing space with simple, intuitive operation.

**Highlights:** Smart speaker voice control, AI care features, App control for massage chairs, Full-body massage customization, Simple operation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Scent Tech free?

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

### Is RealRelax for PS6500 free?

RealRelax for PS6500 is free to download, with no in-app purchases.

### Which has better reviews, Scent Tech or RealRelax for PS6500?

Scent Tech is rated higher. Scent Tech averages 2.0 out of 5 from 81 ratings, while RealRelax for PS6500 averages 1.3 from 4 ratings.

### Do Scent Tech or RealRelax for PS6500 have ads?

Neither Scent Tech nor RealRelax for PS6500 shows ads.

### Which is updated more often, Scent Tech or RealRelax for PS6500?

Scent Tech ships an update every 6 weeks, and RealRelax for PS6500 every 6 weeks. Most recently, Scent Tech was updated on October 24, 2026 and RealRelax for PS6500 on October 14, 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.*