# Scent Machine vs Aroma Messager

The clearest difference is update cadence: Scent Machine at every 9 days against Aroma Messager's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.

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

Scent Machine ships an update every 9 days, Aroma Messager every 6 weeks. The most recent releases landed on September 13, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Scent Machine | Aroma Messager |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.4 (14 ratings)](https://appshunter.io/ios/app/aroma-messager/id6446392365/reviews)** |
| Number of ratings | — | **14** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 6 weeks |
| Monetization | — | Free |
| Size | 54 MB | 61 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [春荣 杨](https://appshunter.io/developer/1677484703) | [Gizwits IoT Technology Co., Ltd.](https://appshunter.io/developer/1468450527) |

## What reviewers say

### Scent Machine

[App page](https://appshunter.io/ios/app/scent-machine/id6446355637)

**Features:** macOS Compatibility

**In-app purchases:** none


### Aroma Messager

[App page](https://appshunter.io/ios/app/aroma-messager/id6446392365)

This app allows users to send and receive messages. It is designed for communication between individuals. The application is free to download and use.

**Highlights:** Messaging, Communication, Free to use, iPhone and iPod support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Scent Machine free?

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

### Is Aroma Messager free?

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

### Do Scent Machine or Aroma Messager have ads?

Neither Scent Machine nor Aroma Messager shows ads.

### Which is updated more often, Scent Machine or Aroma Messager?

Scent Machine ships an update every 9 days, and Aroma Messager every 6 weeks. Most recently, Scent Machine was updated on September 13, 2026 and Aroma Messager on September 9, 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.*