# Mezzo vs kirri

The clearest difference is review sentiment: Mezzo at 100% against kirri's 21%. Mezzo also leads on monetization model (free vs free with in-app purchases). On price, update cadence, 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.

Mezzo ships an update every 3 weeks, kirri monthly. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Mezzo | kirri |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **100.0% of reviews** | 21.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 105 MB | 46 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Ness Corporation Pty Limited](https://appshunter.io/developer/423320418) | [Scent Australia](https://appshunter.io/developer/1552003364) |

## What reviewers say

### Mezzo

[App page](https://appshunter.io/ios/app/mezzo/id1018131263)

This app offers a next-generation integrated system for home automation and security. It combines advanced wireless and IP technologies for a seamless experience.

**Highlights:** Integrated system, Home automation, Security solution, Wireless technologies, IP technologies

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

**In-app purchases:** none


### kirri

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

Control your smart diffuser with a redesigned app offering enhanced reliability and performance. Personalize fragrance frequency and strength, and shop for new scents directly. Elevate your environment and reimagine your space through scent.

**Highlights:** On/Off control, Frequency settings, Strength adjustment, In-app fragrance shop, Bluetooth connectivity

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

**In-app purchases:** none


## Frequently asked questions

### Is Mezzo free?

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

### Is kirri free?

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

### Do Mezzo or kirri have ads?

Neither Mezzo nor kirri shows ads.

### Which is updated more often, Mezzo or kirri?

Mezzo ships an update every 3 weeks, and kirri monthly. Most recently, Mezzo was updated on October 24, 2026 and kirri on October 10, 2026.

---

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