# Smart Scent vs Scent World

The clearest difference is ratings volume: Smart Scent at 54 against Scent World's 1. Smart Scent also leads on iOS requirement (10.0 vs 13.0). Scent World's advantage is rating (5.0 vs 4.7). 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 World holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Smart Scent has 54 ratings behind it against 1, so its average is the more settled of the two.

Smart Scent ships an update every 5 months, Scent World every 3 months. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Smart Scent | Scent World |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (54 ratings)](https://appshunter.io/ios/app/smart-scent/id1444842459/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/scent-world/id6477151224/reviews)** |
| Number of ratings | **54** | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 136 MB | 180 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [永锦 罗](https://appshunter.io/developer/1444842458) | [Scent World](https://appshunter.io/developer/1728620509) |

## What reviewers say

### Smart Scent

[App page](https://appshunter.io/ios/app/smart-scent/id1444842459)

Control your smart fragrance device remotely, set schedules, and manage multiple devices from one app. Share access with family to enjoy a personalized scent experience.

**Highlights:** Remote device control, Power saving features, Multi-device management, Timed task scheduling, Device sharing, Fast networking

**In-app purchases:** none


### Scent World

[App page](https://appshunter.io/ios/app/scent-world/id6477151224)

Control your smart fragrance device using Bluetooth connectivity. This utility app allows you to manage scent diffusion and settings directly from your smartphone.

**Highlights:** Bluetooth device control, Fragrance diffusion management, Smart device settings, Intuitive interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smart Scent free?

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

### Is Scent World free?

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

### Which has better reviews, Smart Scent or Scent World?

Scent World is rated higher. Smart Scent averages 4.7 out of 5 from 54 ratings, while Scent World averages 5.0 from 1 ratings.

### Do Smart Scent or Scent World have ads?

Neither Smart Scent nor Scent World shows ads.

### Which is updated more often, Smart Scent or Scent World?

Smart Scent ships an update every 5 months, and Scent World every 3 months. Most recently, Smart Scent was updated on October 21, 2026 and Scent World on October 24, 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.*