# Scent Master Pro vs Scent Machine

The clearest difference is update cadence: Scent Master Pro at fortnightly against Scent Machine's every 5 months. Scent Machine's advantage is iOS requirement (9.0 vs 13.0). On price, ads, in-app purchases and device support 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 ships an update fortnightly, Scent Machine every 5 months. The most recent releases landed on October 3, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Scent Master Pro | Scent Machine |
| --- | --- | --- |
| 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 | **Fortnightly** | Every 5 months |
| Monetization | Free | — |
| Size | 180 MB | 26 MB |
| Requires iOS | 13.0 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [兵 姚](https://appshunter.io/developer/1546606210) | [Guangzhou Lanmei Computer Technology Co., Ltd.](https://appshunter.io/developer/989104097) |

## What reviewers say

### 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


### Scent Machine

[App page](https://appshunter.io/ios/app/scent-machine/id6740234000)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Scent Master Pro free?

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

### Is Scent Machine free?

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

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

Neither Scent Master Pro nor Scent Machine shows ads.

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

Scent Master Pro ships an update fortnightly, and Scent Machine every 5 months. Most recently, Scent Master Pro was updated on October 3, 2026 and Scent Machine on October 1, 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.*