# Smart Diffuser vs Scentify

Smart Diffuser and Scentify both sit at 2.7 stars, but that hides the real split: 47% of Scentify's written reviews are positive against 25% of Smart Diffuser's. Scentify also leads on ratings volume (27 vs 6). Smart Diffuser's advantage is iOS requirement (12.0 vs 15.6). On price, rating, update cadence and ads there is nothing between them.

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

Scentify holds the better App Store score, 2.9 against 2.7. Both are backed by a comparable volume of ratings — 6 and 27 respectively. Written reviews point the same way: 25% of Smart Diffuser's written reviews are positive against 47% of Scentify's.

Smart Diffuser ships an update every 6 weeks, Scentify every 3 weeks. The most recent releases landed on July 7, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Smart Diffuser | Scentify |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (6 ratings)](https://appshunter.io/ios/app/smart-diffuser/id1436466932/reviews) | **[2.9 (27 ratings)](https://appshunter.io/ios/app/scentify/id1613839596/reviews)** |
| Number of ratings | 6 | **27** |
| Positive reviews | 25.0% of reviews | **47.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 42 MB | 4 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [秦庚 蒋](https://appshunter.io/developer/1436462643) | [Scentify Llc](https://appshunter.io/developer/1613839598) |

## What reviewers say

### Smart Diffuser

[App page](https://appshunter.io/ios/app/smart-diffuser/id1436466932)

Control your smart scent machine remotely via Wi-Fi. Adjust scent intensity, monitor oil levels, and manage multiple devices. Authorize other users and group machines for business use.

**Highlights:** Remote Wi-Fi control, Scent intensity adjustment, Oil level monitoring, User authorization, Device grouping, Employee account management

**In-app purchases:** none


### Scentify

[App page](https://appshunter.io/ios/app/scentify/id1613839596)

This app allows you to remotely manage your scent diffuser. Control on/off functions, set precise timing and intensity levels for each scent, and manage multiple devices from one interface.

**Highlights:** On/off device control, Full timing and intensity control, Manage multiple devices, Modify device name, Amend device password

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smart Diffuser free?

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

### Is Scentify free?

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

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

Scentify is rated higher. Smart Diffuser averages 2.7 out of 5 from 6 ratings, while Scentify averages 2.9 from 27 ratings.

### Do Smart Diffuser or Scentify have ads?

Neither Smart Diffuser nor Scentify shows ads.

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

Smart Diffuser ships an update every 6 weeks, and Scentify every 3 weeks. Most recently, Smart Diffuser was updated on July 7, 2026 and Scentify on September 27, 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.*