# Scent Aus vs kirri

The clearest difference is update cadence: Scent Aus at fortnightly against kirri's every 5 weeks. Scent Aus also leads on iOS requirement (9.0 vs 16.0). 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.

Scent Aus ships an update fortnightly, kirri every 5 weeks. The most recent releases landed on November 8, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Scent Aus | kirri |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 21.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | — | Free |
| Size | 34 MB | 48 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Scent Australia](https://appshunter.io/developer/1552003364) | [kirri](https://appshunter.io/developer/6827415409) |

## What reviewers say

### Scent Aus

[App page](https://appshunter.io/ios/app/scent-aus/id6504391894)

**Features:** macOS Compatibility

**In-app purchases:** none


### kirri

[App page](https://appshunter.io/ios/app/kirri/id6743784974)

Control your smart scent diffuser with a redesigned mobile app. Adjust scent intensity, set custom schedules, and shop for new fragrances. Offers a seamless, passwordless sign-in and demo mode for non-owners.

**Highlights:** On/off control, Custom schedules, Scent strength adjustment, In-app fragrance shop, Demo mode, Passwordless sign-in

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Scent Aus free?

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

### Is kirri free?

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

### Do Scent Aus or kirri have ads?

Neither Scent Aus nor kirri shows ads.

### Which is updated more often, Scent Aus or kirri?

Scent Aus ships an update fortnightly, and kirri every 5 weeks. Most recently, Scent Aus was updated on November 8, 2026 and kirri on November 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*