# Smart Scent vs Aroma

The clearest difference is rating: Smart Scent at 4.7 against Aroma's 1.7. Smart Scent also leads on iOS requirement (10.0 vs 13.0). Aroma's advantage is update cadence (every 2 weeks vs every 5 months). On price, ratings volume, 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.

Smart Scent holds the better App Store score, 4.7 against 1.7. Both are backed by a comparable volume of ratings — 54 and 124 respectively.

Smart Scent ships an update every 5 months, Aroma every 2 weeks. The most recent releases landed on October 21, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Smart Scent | Aroma |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (54 ratings)](https://appshunter.io/ios/app/smart-scent/id1444842459/reviews)** | [1.7 (124 ratings)](https://appshunter.io/ios/app/aroma-link/id1505915988/reviews) |
| Number of ratings | 54 | **124** |
| Positive reviews | — | 10.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 136 MB | 30 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) | [可汗 罗](https://appshunter.io/developer/1407110279) |

## 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


### Aroma

[App page](https://appshunter.io/ios/app/aroma-link/id1505915988)

Control and manage various air treatment devices remotely via a cloud platform. Supports multiple communication methods and devices, offering data statistics and enhanced information security for businesses.

**Highlights:** Remote device control, Multi-communication support (Bluetooth, WiFi, 2G/4G), Data statistics and analysis, Information security, Hardware integration for various equipment, Cross-platform compatibility (mobile & PC)

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to connect and run
- 👍 User-friendly interface
- 👍 Awesome program ability
- 👍 Great app if you ask me
- 👍 Connects very fast on Bluetooth

**What reviewers complain about**

- 🐛 App doesn't work
- 🐛 Cannot connect to device
- 🐛 Bluetooth issues
- 🐛 WiFi connection problems
- 🐛 App is buggy

**Reported bugs**

- Device does not turn on
- Bluetooth connection is weak or lost
- WiFi connection is unstable or unavailable
- App does not save settings or schedules
- App reverts to factory settings

**Requested features**

- Add more time schedules
- Increase pause limit for schedules
- Add ability to edit day of the week in schedule
- Add more working periods
- Allow programming for the whole week with multiple options


## Frequently asked questions

### Is Smart Scent free?

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

### Is Aroma free?

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

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

Smart Scent is rated higher. Smart Scent averages 4.7 out of 5 from 54 ratings, while Aroma averages 1.7 from 124 ratings.

### Do Smart Scent or Aroma have ads?

Neither Smart Scent nor Aroma shows ads.

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

Smart Scent ships an update every 5 months, and Aroma every 2 weeks. Most recently, Smart Scent was updated on October 21, 2026 and Aroma on October 23, 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.*