# Aroma vs Scent Master Pro

The clearest difference is review sentiment: Scent Master Pro at 100% against Aroma's 10%. Scent Master Pro also leads on rating (5.0 vs 1.7). Aroma's advantage is ratings volume (122 vs 2). 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. That said, the two scores are not equally well evidenced: Aroma has 122 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 10% of Aroma's written reviews are positive against 100% of Scent Master Pro's.

Aroma ships an update every 2 weeks, Scent Master Pro fortnightly. The most recent releases landed on September 22, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Aroma | Scent Master Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.7 (122 ratings)](https://appshunter.io/ios/app/aroma-link/id1505915988/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/scent-master-pro/id6499073832/reviews)** |
| Number of ratings | **122** | 2 |
| Positive reviews | 10.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Fortnightly** |
| Monetization | Free | Free |
| Size | 30 MB | 180 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [可汗 罗](https://appshunter.io/developer/1407110279) | [兵 姚](https://appshunter.io/developer/1546606210) |

## What reviewers say

### Aroma

[App page](https://appshunter.io/ios/app/aroma-link/id1505915988)

Control and manage various air treatment devices remotely via a cloud platform. Supports multiple communication methods and devices, offering data statistics and enhanced information security for businesses.

**Highlights:** Remote device control, Multi-communication support (Bluetooth, WiFi, 2G/4G), Data statistics and analysis, Information security, Hardware integration for various equipment, Cross-platform compatibility (mobile & PC)

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to connect and run
- 👍 User-friendly interface
- 👍 Awesome program ability
- 👍 Great app if you ask me
- 👍 Connects very fast on Bluetooth

**What reviewers complain about**

- 🐛 App doesn't work
- 🐛 Cannot connect to device
- 🐛 Bluetooth issues
- 🐛 WiFi connection problems
- 🐛 App is buggy

**Reported bugs**

- Device does not turn on
- Bluetooth connection is weak or lost
- WiFi connection is unstable or unavailable
- App does not save settings or schedules
- App reverts to factory settings

**Requested features**

- Add more time schedules
- Increase pause limit for schedules
- Add ability to edit day of the week in schedule
- Add more working periods
- Allow programming for the whole week with multiple options


### 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 Aroma free?

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, Aroma or Scent Master Pro?

Scent Master Pro is rated higher. Aroma averages 1.7 out of 5 from 122 ratings, while Scent Master Pro averages 5.0 from 2 ratings.

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

Neither Aroma nor Scent Master Pro shows ads.

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

Aroma ships an update every 2 weeks, and Scent Master Pro fortnightly. Most recently, Aroma was updated on September 22, 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.*