# Scent Diffuser Aroma vs Scent Master Pro

The clearest difference is review sentiment: Scent Master Pro at 100% against Scent Diffuser Aroma's 33%. Scent Master Pro also leads on rating (5.0 vs 1.7). Scent Diffuser Aroma's advantage is ratings volume (6 vs 2) and iOS requirement (9.0 vs 13.0). 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 Master Pro holds the better App Store score, 5.0 against 1.7. Both are backed by a comparable volume of ratings — 6 and 2 respectively. Written reviews point the same way: 33% of Scent Diffuser Aroma's written reviews are positive against 100% of Scent Master Pro's.

Scent Diffuser Aroma ships an update every 3 weeks, Scent Master Pro fortnightly. The most recent releases landed on September 17, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Scent Diffuser Aroma | Scent Master Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.7 (6 ratings)](https://appshunter.io/ios/app/scent-diffuser-aroma/id6476529181/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/scent-master-pro/id6499073832/reviews)** |
| Number of ratings | **6** | 2 |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free | Free |
| Size | 23 MB | 180 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Guangzhou Lanmei Computer Technology Co., Ltd.](https://appshunter.io/developer/989104097) | [兵 姚](https://appshunter.io/developer/1546606210) |

## What reviewers say

### Scent Diffuser Aroma

[App page](https://appshunter.io/ios/app/scent-diffuser-aroma/id6476529181)

Control smart home scent diffusers wirelessly. Scan and bind devices via LAN or Bluetooth, remotely manage switch and timing functions, and adjust working modes. Customize the app's theme and language for a personalized experience.

**Highlights:** Scan and bind smart home appliances, Remote device switch and timing, Control device working modes, Bluetooth device connection, Theme and language customization

**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 Aroma free?

Scent Diffuser Aroma 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.

### Which has better reviews, Scent Diffuser Aroma or Scent Master Pro?

Scent Master Pro is rated higher. Scent Diffuser Aroma averages 1.7 out of 5 from 6 ratings, while Scent Master Pro averages 5.0 from 2 ratings.

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

Neither Scent Diffuser Aroma nor Scent Master Pro shows ads.

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

Scent Diffuser Aroma ships an update every 3 weeks, and Scent Master Pro fortnightly. Most recently, Scent Diffuser Aroma was updated on September 17, 2026 and Scent Master Pro on September 16, 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.*