Comparison

Mezzo vs kirri

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

Mezzo

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
Read full description

The result of 40 years of engineering excellence, award winning design and industry leading thinking, Ness Corporation is proud to present the next generation integrated system combining the best Ness technologies into one affordable unit โ€“ the MEZZO Integrated Control app. MEZZO integrates cutting-edge wireless and IP technologies to provide a seamless home automation and security solutions for your Ness Mezzo or Ness Bridge hardware. Ness Mezzo App โ€“ Free & Subscription Options Ness Mezzo app is compatible with Ness Mezzo hardware as well as both Ness-Bridge Gen1 and now Ness-Bridge Gen2. Ness-Bridge Gen1 โ€“ When used with Ness-Bridge Gen1, the Ness Mezzo app currently retains its existing feature set at no charge, with no subscription required.* Enhanced features or services may require a paid subscription in the future. Ness-Bridge Gen2 โ€“ 3 Months Free Ness Mezzo app is also compatible with the new Ness-Bridge Gen2, offering enhanced capabilities and a flexible subscription model. When using Ness Mezzo app with a Ness-Bridge Gen2, you receive 3 months free access with all features enabled from the date of activation. After the initial 3-month introductory period, Ness Mezzo app continues with a $5 per month subscription.** After the initial 3-month introductory period, you can choose to subscribe to unlock the full range of Ness Mezzo app and Ness-bridge Gen2 features, including Event History, Alarm Push Notifications, Output Control and other exciting new functionalities as they become available. * Existing cloud-enabled features will remain available for as long as Ness Corporation continues to operate and support the associated cloud services. ** Remote Arming and Disarming remains available in the free version.

About

kirri

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
Read full description

kirri invites you to elevate your environment with our completely redesigned and rebuilt app. Previously known as Scent, the kirri app offers an enhanced and more reliable experience, purpose-built for seamless compatibility with your smart diffuser. With a refined user interface and significant performance upgrades, the kirri app gives you complete control over your scenting experience, right from your mobile device. Bluetooth connectivity ensures quick and easy access to all core diffuser functions, with easier pairing and more reliable reconnection than ever before. Signing in is effortless too, with a smooth, passwordless sign-in process. Features include: โ€ข On/off control โ€“ Instantly turn your diffuser on or off with a single tap. โ€ข Custom schedules - Build tailored scheduling to suit your space and routine, with full control over when and how your diffuser runs. โ€ข Strength adjustment - Fine-tune the intensity of your scent to match the mood or time of day. โ€ข Shop - Discover and purchase new fragrances directly within the app to expand your collection. โ€ข Demo mode - Not a kirri owner yet? Explore the full app experience before you buy. โ€ข Guest mode - Browse the shop and discover kirri without needing to sign in. With kirri, your atmosphere becomes an extension of your mood - calm, energised, inspired. Reimagine your space through scent.

Screenshots

Mezzo4 screens
kirri4 screens

Verdict

The call

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.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

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

Scorecard2 real differences ยท 6 level
Mezzo versus kirri: the parameters behind the verdict, then further details
ParameterMezzokirri
PriceFreeFree
Positive reviews100.0% of reviews โ€” better21.4% of reviews
Update frequencyEvery 3 weeks โ€” betterMonthly
AdsNoNo
In-app purchasesNoNo
MonetizationFree โ€” betterFree with in-app purchases
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPad
Requires iOS15.0 โ€” better16.0
Further details โ€” not scored
Size105 MB46 MB
Age rating12+4+
DeveloperNess Corporation Pty LimitedScent Australia

Customer experience

Mezzo

Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

kirri

Written reviews14 reviews
Positive21.4%
Neutral0.0%
Negative78.6%

In-app purchases

None

Mezzo

No in-app purchases

None

kirri

No in-app purchases

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.

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