# Moodo vs Smart Diffuser

The clearest difference is rating: Moodo at 3.8 against Smart Diffuser's 2.7. Moodo also leads on ratings volume (96 vs 6) and review sentiment (37% vs 25%). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Moodo holds the better App Store score, 3.8 against 2.7. That said, the two scores are not equally well evidenced: Moodo has 96 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 37% of Moodo's written reviews are positive against 25% of Smart Diffuser's.

Moodo ships an update every 3 weeks, Smart Diffuser every 6 weeks. The most recent releases landed on June 10, 2026 and July 7, 2026 respectively.

## The numbers

| Metric | Moodo | Smart Diffuser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (96 ratings)](https://appshunter.io/ios/app/moodo/id1238123109/reviews)** | [2.7 (6 ratings)](https://appshunter.io/ios/app/smart-diffuser/id1436466932/reviews) |
| Number of ratings | **96** | 6 |
| Positive reviews | **36.6% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free | Free |
| Size | 35 MB | 42 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MoodoAir ltd.](https://appshunter.io/developer/1580279909) | [秦庚 蒋](https://appshunter.io/developer/1436462643) |

## What reviewers say

### Moodo

[App page](https://appshunter.io/ios/app/moodo/id1238123109)

Control your home's scent ambiance with a smart fragrance mixer. Adjust the intensity of four different fragrance capsules remotely via a smartphone app or smart home hub. Create custom scent schedules, explore preset mixtures, or shuffle between favorites to instantly change your environment.

**Highlights:** Control fragrance intensity, Mix and shuffle scents, Create scent schedules, Explore preset mixtures, Smartphone app control, Smart home integration

**Features:** macOS Compatibility, Siri integration

**In-app purchases:** none


### Smart Diffuser

[App page](https://appshunter.io/ios/app/smart-diffuser/id1436466932)

Control your smart scent machine remotely via Wi-Fi. Adjust scent intensity, monitor oil levels, and manage multiple devices. Authorize other users and group machines for business use.

**Highlights:** Remote Wi-Fi control, Scent intensity adjustment, Oil level monitoring, User authorization, Device grouping, Employee account management

**In-app purchases:** none


## Frequently asked questions

### Is Moodo free?

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

### Is Smart Diffuser free?

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

### Which has better reviews, Moodo or Smart Diffuser?

Moodo is rated higher. Moodo averages 3.8 out of 5 from 96 ratings, while Smart Diffuser averages 2.7 from 6 ratings.

### Do Moodo or Smart Diffuser have ads?

Neither Moodo nor Smart Diffuser shows ads.

### Which is updated more often, Moodo or Smart Diffuser?

Moodo ships an update every 3 weeks, and Smart Diffuser every 6 weeks. Most recently, Moodo was updated on June 10, 2026 and Smart Diffuser on July 7, 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.*