# Scent Online vs Diffuser

The clearest difference is iOS requirement: Diffuser at 12.0 against Scent Online's 15.1. 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 Online ships an update every 6 weeks, Diffuser every 2 months. The most recent releases landed on October 4, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Scent Online | Diffuser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (6 ratings)](https://appshunter.io/ios/app/scent-online/id6447555329/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 101 MB | 35 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Guangzhou Scenthope Environmental Technology Co., LTD](https://appshunter.io/developer/1677453350) | [Jiaxing Rongcheng Electronic Technology Co., Ltd](https://appshunter.io/developer/1433479396) |

## What reviewers say

### Scent Online

[App page](https://appshunter.io/ios/app/scent-online/id6447555329)

Control your smart aromatherapy devices remotely via Bluetooth or WiFi. Manage multiple devices, group them, and share control with others. Customize timing tasks and enjoy multi-language support for an intelligent aromatherapy experience.

**Highlights:** Remote device control via Bluetooth/WiFi, Manage multiple devices, Device grouping and sharing, Customizable timing tasks, Multi-language support

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

**In-app purchases:** none


### Diffuser

[App page](https://appshunter.io/ios/app/diffuser/id6462354691)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Scent Online free?

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

### Is Diffuser free?

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

### Do Scent Online or Diffuser have ads?

Neither Scent Online nor Diffuser shows ads.

### Which is updated more often, Scent Online or Diffuser?

Scent Online ships an update every 6 weeks, and Diffuser every 2 months. Most recently, Scent Online was updated on October 4, 2026 and Diffuser 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.*