# Scent vs MET

The clearest difference is update cadence: Scent at every 2 months against MET's every 8 months. Scent also leads on iOS requirement (11.0 vs 15.6). 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 ships an update every 2 months, MET every 8 months. The most recent releases landed on October 8, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Scent | MET |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 8 months |
| Monetization | Free | — |
| Size | 46 MB | 18 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Scent Australia](https://appshunter.io/developer/1552003364) | [Observator Instruments Pty Ltd](https://appshunter.io/developer/1773281097) |

## What reviewers say

### Scent

[App page](https://appshunter.io/ios/app/scent/id1552317254)

Control your smart fragrance diffuser from your phone. Personalize diffusion frequency and strength, and shop for new scents all from one app. Enhance your environment with custom aromatherapy.

**Highlights:** ON/OFF Control, Adjust diffusion frequency, Set diffusion strength, Shop for new fragrances, Bluetooth connectivity

**Features:** macOS Compatibility

**In-app purchases:** none


### MET

[App page](https://appshunter.io/ios/app/met-link-ble/id6737450992)

**In-app purchases:** none


## Frequently asked questions

### Is Scent free?

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

### Is MET free?

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

### Do Scent or MET have ads?

Neither Scent nor MET shows ads.

### Which is updated more often, Scent or MET?

Scent ships an update every 2 months, and MET every 8 months. Most recently, Scent was updated on October 8, 2026 and MET on October 2, 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.*