# Scent Diffuser vs Scent Master Pro

The clearest difference is iOS requirement: Scent Master Pro at 13.0 against Scent Diffuser's 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 Diffuser ships an update every 2 weeks, Scent Master Pro fortnightly. The most recent releases landed on September 29, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Scent Diffuser | Scent Master Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/scent-master-pro/id6499073832/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | — | Free |
| Size | 5 MB | 180 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ShenZhen Lenze Technology Co,.Ltd.](https://appshunter.io/developer/1190864538) | [兵 姚](https://appshunter.io/developer/1546606210) |

## What reviewers say

### Scent Diffuser

[App page](https://appshunter.io/ios/app/scent-diffuser/id1578216698)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Scent Master Pro

[App page](https://appshunter.io/ios/app/scent-master-pro/id6499073832)

This intelligent fragrance management app allows real-time monitoring and remote control of connected devices. Users can customize working modes, set schedules, and track oil levels for a seamless experience.

**Highlights:** Remote device control, Custom working modes, Real-time oil level monitoring, Intelligent usage calibration, Device sharing management, Scheduled operation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Scent Diffuser free?

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

### Is Scent Master Pro free?

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

### Do Scent Diffuser or Scent Master Pro have ads?

Neither Scent Diffuser nor Scent Master Pro shows ads.

### Which is updated more often, Scent Diffuser or Scent Master Pro?

Scent Diffuser ships an update every 2 weeks, and Scent Master Pro fortnightly. Most recently, Scent Diffuser was updated on September 29, 2026 and Scent Master Pro on October 3, 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.*