# TRAPP Diffuser vs AromaByDesign

The clearest difference is update cadence: AromaByDesign at monthly against TRAPP Diffuser's every 12 months. TRAPP Diffuser's advantage is iOS requirement (11.0 vs 13.0). 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.

TRAPP Diffuser ships an update every 12 months, AromaByDesign monthly. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | TRAPP Diffuser | AromaByDesign |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Monthly** |
| Size | 173 MB | 36 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dongguan Yih-Teh Electric Products Co., Ltd.](https://appshunter.io/developer/1604523226) | [Aroma By Design, LLC](https://appshunter.io/developer/1742304774) |

## What reviewers say

### TRAPP Diffuser

[App page](https://appshunter.io/ios/app/trapp-diffuser/id1604523223)

**Features:** macOS Compatibility

**In-app purchases:** none


### AromaByDesign

[App page](https://appshunter.io/ios/app/aromabydesign/id6499065795)

**In-app purchases:** none


## Frequently asked questions

### Is TRAPP Diffuser free?

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

### Is AromaByDesign free?

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

### Do TRAPP Diffuser or AromaByDesign have ads?

Neither TRAPP Diffuser nor AromaByDesign shows ads.

### Which is updated more often, TRAPP Diffuser or AromaByDesign?

TRAPP Diffuser ships an update every 12 months, and AromaByDesign monthly. Most recently, TRAPP Diffuser was updated on October 2, 2026 and AromaByDesign on October 6, 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.*