# Scent diffuse vs Scent Machine

The clearest difference is iOS requirement: Scent Machine at 9.0 against Scent diffuse'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 diffuse ships an update every 3 months, Scent Machine every 5 months. The most recent releases landed on September 23, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | Scent diffuse | Scent Machine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/scent-diffuse/id6469298101/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | Free | — |
| Size | 22 MB | 26 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [春荣 杨](https://appshunter.io/developer/1677484703) | [Guangzhou Lanmei Computer Technology Co., Ltd.](https://appshunter.io/developer/989104097) |

## What reviewers say

### Scent diffuse

[App page](https://appshunter.io/ios/app/scent-diffuse/id6469298101)

Control your smart scent diffuser remotely via Bluetooth or network. Adjust settings and manage your device from your smartphone.

**Highlights:** Bluetooth control, Remote network control, Smart scent management, Intelligent control

**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 diffuse free?

Scent diffuse 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 diffuse or Scent Machine have ads?

Neither Scent diffuse nor Scent Machine shows ads.

### Which is updated more often, Scent diffuse or Scent Machine?

Scent diffuse ships an update every 3 months, and Scent Machine every 5 months. Most recently, Scent diffuse was updated on September 23, 2026 and Scent Machine on June 5, 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.*