QZ Fitness Downloads & RevenueQZ Fitness · App Store & Google Play
QZ Fitness gets 100+ downloads a day worldwide (AppInsider estimate, November 2026, rounded down to a band).
QZ Fitness by Roberto Viola is on App Store and Google Play. Active Users (MAU & DAU), Downloads, rankings, keywords, revenue, and rating totals.
Full timeline · 59 events
- 📈QZ Fitness hit #1iOSTop Paid · Sports · US
- 📈QZ Fitness hit #1iOSTop Paid · Sports · DE
- 📈QZ Fitness hit #1iOSTop Paid · Sports · AE
- 📈QZ Fitness hit #1iOSTop Paid · Sports · AU
- 📈QZ Fitness entered the top 10iOSTop Paid · Sports · JP
- 📈QZ Fitness entered the top 100 in 2 chartsiOSTop Paid · All Apps · AE · Top Grossing · Sports · AE
- 📈QZ Fitness hit #1iOSTop Paid · Sports · RU
- 📈QZ Fitness entered the top 10iOSTop Grossing · Sports · RU
- 📈QZ Fitness entered the top 10iOSTop Paid · Sports · AE
- 📈QZ Fitness entered the top 100AndroidTop Grossing · Health & Fitness · DE
- 📈QZ Fitness new best rank in the overall chart: #32iOSTop Paid · All Apps · ES
- 📈QZ Fitness entered the top 100iOSTop Paid · All Apps · IN
- 📈QZ Fitness entered the top 10 in 2 chartsAndroidTop Paid · Wear OS · AE · Top Paid · Wear OS · VN
- 📈QZ Fitness new best rank in the overall chart: #65AndroidTop Paid · All Apps · US
- 📈QZ Fitness new best rank in the overall chart: #73AndroidTop Paid · All Apps · US
- 📈QZ Fitness new best rank in the overall chart: #79AndroidTop Paid · All Apps · US
- 📈QZ Fitness entered the top 100iOSTop Paid · All Apps · ZA
- 📈QZ Fitness entered the top 100AndroidTop Paid · All Apps · IN
- 📈QZ Fitness entered the top 100iOSTop Paid · All Apps · PL
- 📈QZ Fitness entered the top 10 on iPad · Top Paid All AppsiOSMY
- 📈QZ Fitness entered the top 100iOSTop Paid · All Apps · AU
- 📈QZ Fitness new best rank in the overall chart: #84AndroidTop Paid · All Apps · US
- 📈QZ Fitness entered the top 100AndroidTop Paid · All Apps · US
- 📈QZ Fitness hit #1AndroidTop Paid · Health & Fitness · US
- 📈QZ Fitness new best rank in the overall chart: #88AndroidTop Paid · All Apps · AE
- 📈QZ Fitness entered the top 100 in 4 chartsAndroidTop Paid · All Apps · AE · Top Paid · All Apps · ID · Top Paid · All Apps · NL · Top Paid · Wear OS · US
- 📈QZ Fitness hit #1iOSTop Paid · Sports · GB
- 📈QZ Fitness entered the top 100iOSTop Paid · All Apps · MY
- 📈QZ Fitness hit #1 in 2 chartsAndroidTop Paid · Health & Fitness · ID · Top Paid · Health & Fitness · VN
- 📈QZ Fitness entered the top 100 in 3 chartsAndroidTop Grossing · Wear OS · DE · Top Paid · All Apps · SA · Top Paid · Wear OS · VN
- 📈QZ Fitness charting in a new countryAndroidGermany
- 📈QZ Fitness hit #1iOSTop Paid · Sports · CA
- 📈QZ Fitness hit #1 in 6 chartsAndroidTop Paid · Health & Fitness · AE · Top Paid · Health & Fitness · MX · Top Paid · Health & Fitness · NL · Top Paid · Health & Fitness · SA · +2 more
- 📈QZ Fitness entered the top 100 in 8 chartsAndroidTop Paid · All Apps · MX · Top Paid · Wear OS · MX · Top Paid · Wear OS · NL · Top Paid · All Apps · TH · +4 more
- 📈QZ Fitness new best rank in the overall chart: #100AndroidTop Paid · All Apps · MX
- 📈QZ Fitness new best rank in the overall chart: #99AndroidTop Paid · All Apps · TH
- 📈QZ Fitness charting in a new country in 5 chartsAndroidMexico · Netherlands · Thailand · Turkey · +1 more
- 📈QZ Fitness entered the top 10iOSTop Paid · Sports · ID
- 📈QZ Fitness hit #1AndroidTop Paid · Health & Fitness · IN
- 📈QZ Fitness new best rank in the overall chart: #109AndroidTop Paid · All Apps · AE
- 📈QZ Fitness new best rank in the overall chart: #111AndroidTop Paid · All Apps · AE
- 📈QZ Fitness new best rank in the overall chart: #114AndroidTop Paid · All Apps · ID
- 📈QZ Fitness hit #1iOSTop Paid · Sports · BR
- 🌏QZ Fitness: found on Huawei AppGalleryAndroid
- 📈QZ Fitness hit #1iOSTop Paid · Sports · IN
- 📈QZ Fitness hit #1iOSTop Paid · Sports · KR
- 📈QZ Fitness entered the top 10iOSTop Paid · Sports · CN
- 📈QZ Fitness hit #1iOSTop Paid · Sports · IT
- 📈QZ Fitness charting in a new countryAndroidUnited States
- 📈QZ Fitness new best rank in the overall chart: #34iOSTop Paid · All Apps · SE
- 📈QZ Fitness new best rank in the overall chart: #116AndroidTop Paid · All Apps · AE
- 📈QZ Fitness entered the top 10iOSTop Paid · Sports · IT
- 📈QZ Fitness new best rank in the overall chart: #102iOSTop Paid · All Apps · IT
- 🆕QZ Fitness first spotted by AppInsiderAndroidSaudi Arabia
- 🆕QZ Fitness first spotted by AppInsideriOS#3 in Top Paid · Sports · United Kingdom
- 📈QZ Fitness new best rank in the overall chart: #129iOSTop Paid · All Apps · TW
- 📦QZ Fitness version 2.21iOSNo release notes
- 🆕QZ Fitness released on the App StoreiOS
- 🆕QZ Fitness released on Google PlayAndroid
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
QZ Fitness at a glance
AI summary written from our chart and store data, 2026-11-08. It can be wrong: check the numbers above.
QZ Fitness is a paid utility app that bridges non-smart exercise equipment (treadmills, bikes, rowers) with virtual training platforms like Zwift and Peloton by enabling Bluetooth connectivity and heart rate integration. The app holds strong top-5 positions in major markets including Canada (#1), Australia, UK, and US (#2), indicating high demand for hardware interoperability solutions among fitness enthusiasts.
Similar apps: Kinomap, MyWhoosh, Tacx Trainer
App Store
App details
App privacy Measured
QZ Fitness declares it collects no data at all — the rarest and most private label on the App Store.
As declared by the developer on the App Store — Apple requires every app to publish this label. We track changes over time.
Google Play
App details
QZ Fitness downloads & installs
Both stores, worldwide. Bands are open; exact numbers are free with an account.
| Store | Downloads / day | Lifetime installs |
|---|---|---|
| App Store | 100+ | 100k+ |
| Google Play | 10+ | 10k+ Measured |
| Other Android stores | 1+ | – |
| Total | 100+ Confidence | 100k+ Confidence |
How this is calculated
Where QZ Fitness's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Retention · share of new users still active
Time spent · per daily user
How this is calculated
Business model: Paid app
How QZ Fitness makes money: subscriptions, one-off purchases and ads.
Top in-app purchases · App Store US, most popular first
| 1 | Swag Bag |
Where it ranks now
Both stores, across every country we track.
| Store | Best rank | Charting in | US Top Free | US Top Grossing |
|---|---|---|---|---|
| App Store | #1 | 18 of 30 countries | – | – |
| Google Play | #1 | 9 of 23 countries | – | – |
Full chart lists: App Store · Google Play.
Review momentum
ⓘ How we measure thisNew ratings by country (2)
| Country | New ratings a week | Share | Last 2 weeks vs the 2 before |
|---|---|---|---|
| 1 | 50% | – | |
| 1 | 50% | – |
App Store ratings in the countries we track, 4-week average.
Review momentum (0-100) blends how fast the app collects ratings compared with other apps in its category (60%), whether that pace is speeding up (25%) and what recent raters give it (15%; recent stars well below lifetime pull it down). Ratings counts are read daily. A jump usually means a launch, a feature, ads or a new review prompt.
Ratings
Both stores. Store data, measured.
| Store | Rating | Ratings |
|---|---|---|
| App Store | 4.8 ★ | 850 |
| Google Play | 4.5 ★ | 884 218 written reviews |
| Both stores | 4.6 ★ weighted by ratings | 1.7k |
What users say about QZ Fitness
From the 56 most recent App Store reviews in the US.
Users highly praise the app's ability to bridge non-Peloton equipment with major fitness platforms like Zwift and Peloton, citing exceptional developer support. However, some users report significant frustration with a buggy recent update that broke tile functionality and criticized the confusing user interface.
Mostly positive (86% of recent reviews give 4–5 stars). People like it for being useful, and syncing. The main complaints are about price and subscriptions, and crashes and bugs.
What people like
- Useful: “Highly recommend this app”
- Connection & sync: “Connect IFit machines to Strava!”
- Price & subscription: “I would pay monthly for this app”
- Features & content: “Amazing integration tool!”
Common complaints
- Price & subscription: “Not User Friendly , Waste or Money”
- Crashes & bugs: “Stopped working at 0:46 and still unable to move tiles”
- Design: “However the UI is abysmal”
- Connection & sync: “And strava doesn’t even connect lol”
About QZ Fitness
QZ is not affiliated with or endorsed by any subscription service or maker of exercise equipment.
Have you got a bike (echelon, flywheel, proform, i-console yesoul, decathlon, domyos, keiser, ...) or a Domyos (Decathlon) / Horizon / Proform treadmill and you want to join to zwift? This app allows you to give a second life to your machine!
Also ellipticals and rowers machinery are supported now!
Simply connect your smartphone to the treadmill/bike and zwift/peloton/fulgaz/rouvy will recognize it!
Also this app allow you to use HealthKit to read your heart rate direct from your Apple Watch or any Heart Rate Bluetooth Belt. This metric will also be saved in your workout!
Compatible machineries:
- all the Echelon bikes (please check the firmware compatibility https://robertoviola.cloud/2025/07/22/how-i-built-qz-and-how-echelon-is-now-breaking-it/ )
- all the Domyos bikes
- all the Domyos treadmills
- all the Domyos elliptical machinery
- Smart Row Rower
- Echelon Rower (please check the firmware compatibility https://robertoviola.cloud/2025/07/22/how-i-built-qz-and-how-echelon-is-now-breaking-it/ )
- Concept Rower 2
- Yesoul S3 (M3 is currently on testing, if you have one, contact me)
- Sportstech bikes
- Inspire bikes
- Schwinn IC4 and Bowflex C6
- Toorx bikes and spinbikes
- Fassi treadmills
- all the Proform bikes without a tablet builtin
- Proform treadmills
- Flywheel bike (the calibration tool is here https://ptx2.net/apps/flytest/ )
- JK Fitness treadmill
- Toorx treadmills
- Sole elliptical
- Chrono bike
- NPECable
- and much more! ask me by email about the compatibility
If you want you can join the Swag Bag auto-renewing subscription through an In-App Purchase in order to help me in the development of the app!
• an auto-renewable subscription
• 1 month ($1.99)
• Your subscription will be charged to your iTunes account at confirmation of purchase and will automatically renew (at the duration selected) unless auto-renew is turned off at least 24 hours before the end of the current period.
• Current subscription may not be cancelled during the active subscription period; however, you can manage your subscription and/or turn off auto-renewal by visiting your iTunes Account Settings after purchase.
• Privacy policy: https://robertoviola.cloud/privacy-policy-qdomyos-zwift/
• Licensed Application end user license agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
QZ Fitness App Store
QZ Fitness gets 100+ downloads a day worldwide (AppInsider estimate, November 2026, rounded down to a band).
QZ Fitness is #2 in Sports Paid in United States and charting in 18 of 30 countries we track.
Updated 9 Nov 2026 · rankings refresh through the day
QZ Fitness at a glance
AI summary written from our chart and store data, 2026-11-08. It can be wrong: check the numbers above.
QZ Fitness is a paid utility app that bridges non-smart exercise equipment (treadmills, bikes, rowers) with virtual training platforms like Zwift and Peloton by enabling Bluetooth connectivity and heart rate integration. The app holds strong top-5 positions in major markets including Canada (#1), Australia, UK, and US (#2), indicating high demand for hardware interoperability solutions among fitness enthusiasts.
Similar apps: Kinomap, MyWhoosh, Tacx Trainer
QZ Fitness on the App Store
App details
App privacy Measured
QZ Fitness declares it collects no data at all — the rarest and most private label on the App Store.
As declared by the developer on the App Store — Apple requires every app to publish this label. We track changes over time.
QZ Fitness downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Where QZ Fitness's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Retention · share of new users still active
Time spent · per daily user
How this is calculated
Business model: Paid app
How QZ Fitness makes money: subscriptions, one-off purchases and ads.
Top in-app purchases · App Store US, most popular first
| 1 | Swag Bag |
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| SportsPaid | #2 | |
| SportsPaid | #1 | |
| SportsPaid | #5 | |
| SportsPaid | #3 | |
| SportsPaid | #2 | |
| SportsPaid | #3 | |
| SportsPaid | #5 | |
| SportsPaid | #6 | |
| SportsPaid | #14 | |
| SportsPaid | #27 | |
| SportsPaid | #16 | |
| All AppsPaid | #91 | |
| SportsPaid | #23 | |
| SportsPaid | #17 | |
| SportsGrossing | #95 | |
| All AppsPaid | #119 | |
| SportsPaid | #44 | |
| All AppsPaid | #59 | |
| All AppsPaid | #68 | |
| SportsPaid | #34 | |
| SportsPaid | #61 |
Apps near QZ Fitness on the chart
Sports Paid, around #2.
Ratings
App Store, worldwide.
Review momentum
ⓘ How we measure thisNew ratings by country (2)
| Country | New ratings a week | Share | Last 2 weeks vs the 2 before |
|---|---|---|---|
| 1 | 50% | – | |
| 1 | 50% | – |
App Store ratings in the countries we track, 4-week average.
Review momentum (0-100) blends how fast the app collects ratings compared with other apps in its category (60%), whether that pace is speeding up (25%) and what recent raters give it (15%; recent stars well below lifetime pull it down). Ratings counts are read daily. A jump usually means a launch, a feature, ads or a new review prompt.
What users say about QZ Fitness
From the 56 most recent App Store reviews in the US.
Users highly praise the app's ability to bridge non-Peloton equipment with major fitness platforms like Zwift and Peloton, citing exceptional developer support. However, some users report significant frustration with a buggy recent update that broke tile functionality and criticized the confusing user interface.
Mostly positive (86% of recent reviews give 4–5 stars). People like it for being useful, and syncing. The main complaints are about price and subscriptions, and crashes and bugs.
What people like
- Useful: “Highly recommend this app”
- Connection & sync: “Connect IFit machines to Strava!”
- Price & subscription: “I would pay monthly for this app”
- Features & content: “Amazing integration tool!”
Common complaints
- Price & subscription: “Not User Friendly , Waste or Money”
- Crashes & bugs: “Stopped working at 0:46 and still unable to move tiles”
- Design: “However the UI is abysmal”
- Connection & sync: “And strava doesn’t even connect lol”
About QZ Fitness
QZ is not affiliated with or endorsed by any subscription service or maker of exercise equipment.
Have you got a bike (echelon, flywheel, proform, i-console yesoul, decathlon, domyos, keiser, ...) or a Domyos (Decathlon) / Horizon / Proform treadmill and you want to join to zwift? This app allows you to give a second life to your machine!
Also ellipticals and rowers machinery are supported now!
Simply connect your smartphone to the treadmill/bike and zwift/peloton/fulgaz/rouvy will recognize it!
Also this app allow you to use HealthKit to read your heart rate direct from your Apple Watch or any Heart Rate Bluetooth Belt. This metric will also be saved in your workout!
Compatible machineries:
- all the Echelon bikes (please check the firmware compatibility https://robertoviola.cloud/2025/07/22/how-i-built-qz-and-how-echelon-is-now-breaking-it/ )
- all the Domyos bikes
- all the Domyos treadmills
- all the Domyos elliptical machinery
- Smart Row Rower
- Echelon Rower (please check the firmware compatibility https://robertoviola.cloud/2025/07/22/how-i-built-qz-and-how-echelon-is-now-breaking-it/ )
- Concept Rower 2
- Yesoul S3 (M3 is currently on testing, if you have one, contact me)
- Sportstech bikes
- Inspire bikes
- Schwinn IC4 and Bowflex C6
- Toorx bikes and spinbikes
- Fassi treadmills
- all the Proform bikes without a tablet builtin
- Proform treadmills
- Flywheel bike (the calibration tool is here https://ptx2.net/apps/flytest/ )
- JK Fitness treadmill
- Toorx treadmills
- Sole elliptical
- Chrono bike
- NPECable
- and much more! ask me by email about the compatibility
If you want you can join the Swag Bag auto-renewing subscription through an In-App Purchase in order to help me in the development of the app!
• an auto-renewable subscription
• 1 month ($1.99)
• Your subscription will be charged to your iTunes account at confirmation of purchase and will automatically renew (at the duration selected) unless auto-renew is turned off at least 24 hours before the end of the current period.
• Current subscription may not be cancelled during the active subscription period; however, you can manage your subscription and/or turn off auto-renewal by visiting your iTunes Account Settings after purchase.
• Privacy policy: https://robertoviola.cloud/privacy-policy-qdomyos-zwift/
• Licensed Application end user license agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Latest updates
More from Roberto Viola
QZ Fitness Android
QZ Fitness gets 100+ downloads a day worldwide (AppInsider estimate, November 2026, rounded down to a band).
QZ Fitness is #1 in Health & Fitness Paid on Google Play in India and charting in 9 of 23 countries we track.
Updated 9 Nov 2026 · rankings refresh through the day
QZ Fitness at a glance
AI summary written from our chart and store data, 2026-11-06. It can be wrong: check the numbers above.
QZ Fitness is a paid utility app that enables users to connect various third-party exercise machines, such as treadmills and bikes from brands like Domyos, Echelon, and Proform, to virtual training platforms like Zwift and Strava. The app currently holds the number one position in the Health & Fitness Paid category across seven distinct markets, including the UAE, Indonesia, Mexico, Netherlands, Saudi Arabia, Thailand, and Vietnam.
Similar apps: Zwift, Kinomap, TrainerRoad
QZ Fitness on Google Play
App details
QZ Fitness downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Where QZ Fitness's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
On Android app stores
The same app (org.cagnulen.qdomyoszwift) on every Android store we track. Known Android installs: at least 11k (Google Play band + AppGallery count).
| Store | Installs | Rating | Version | |
|---|---|---|---|---|
| Google Play | 10,000+ | ★ 4.5 (884) | Open ↗ | |
| Huawei AppGallery | 1k | – | 2.16.12 | Open ↗ |
Active users
All platforms, worldwide. Free with an account.
How this is calculated
Business model: Paid app
How QZ Fitness makes money: subscriptions, one-off purchases and ads.
Top in-app purchases · App Store US, most popular first
| 1 | Swag Bag |
Where it ranks on Google Play
Every top 200 chart it appears in across 23 countries.
| Country | Charts | Rank |
|---|---|---|
| Health & FitnessPaid | #1 | |
| Health & FitnessPaid | #1 | |
| Health & FitnessPaid | #1 | |
| Health & FitnessPaid | #1 | |
| Health & FitnessPaid | #1 | |
| Health & FitnessPaid | #1 | |
| Health & FitnessPaid | #1 | |
| Health & FitnessPaid | #1 | |
| Health & FitnessPaid | #1 | |
| Wear OSPaid | #19 | |
| Wear OSPaid | #19 | |
| Wear OSPaid | #18 | |
| Wear OSPaid | #20 | |
| All AppsPaid | #104 | |
| Wear OSPaid | #16 | |
| Wear OSPaid | #20 | |
| Wear OSPaid | #20 | |
| All AppsPaid | #104 | |
| All AppsPaid | #103 | |
| All AppsPaid | #104 | |
| Wear OSPaid | #20 | |
| Wear OSPaid | #18 | |
| All AppsPaid | #103 | |
| All AppsPaid | #103 | |
| All AppsPaid | #105 | |
| Wear OSGrossing | #157 | |
| Wear OSGrossing | #158 | |
| All AppsPaid | #104 | |
| All AppsPaid | #104 | |
| Wear OSGrossing | #157 | |
| Wear OSGrossing | #161 | |
| Wear OSGrossing | #163 | |
| Wear OSGrossing | #162 | |
| Wear OSGrossing | #159 |
Apps near QZ Fitness on the chart
Health & Fitness Paid, around #1.
Ratings
Google Play, worldwide.
Review momentum
ⓘ How we measure thisReview momentum (0-100) blends how fast the app collects ratings compared with other apps in its category (60%), whether that pace is speeding up (25%) and what recent raters give it (15%; recent stars well below lifetime pull it down). Ratings counts are read daily. A jump usually means a launch, a feature, ads or a new review prompt.
What users say about QZ Fitness
From the 67 most recent Google Play reviews in the US.
Users highly value the app's ability to bridge non-smart or older fitness equipment with popular platforms like Zwift and Garmin, often citing exceptional direct support from the developer Roberto. However, a minority of users report significant frustration with the outdated, complex user interface and occasional connectivity bugs that require technical troubleshooting.
Mostly positive (84% of recent reviews give 4–5 stars). People like it for being useful, and syncing. The main complaints are about price and subscriptions, and connection and sync problems.
What people like
- Useful: “Works perfectly with low effort”
- Connection & sync: “had an issues with my apon bike connecting to the phone”
- Features & content: “Feature rich, with okay UI, pay once, no subscription BS!”
- Price & subscription: “This app will save you money”
Common complaints
- Price & subscription: “Google refuses refund and says to contact developers”
- Connection & sync: “It doesn't connect to my domyos rower”
About QZ Fitness
QZ is not affiliated with or endorsed by any subscription service or maker of exercise equipment.
Have you got a Domyos (Decathlon), Echelon,Proform,Flywheel,Yesoul,Toorx treadmill or bike and you want to join to zwift? This app allows you to give a second life to your machine!
Also with Peloton you can have auto following workout (it will change resistance for you!)
Simply connect your smartphone to the treadmill/bike and zwift will recognize it!
Also with Strava Autopload feature!
Finally it supports Wear OS ! Download also the app on your watch! It will read the HR and it will send it to the QZ main app!
Compatibility list:
- all the Echelon bikes
- all the Domyos bikes
- all the Domyos treadmills
- all the Domyos elliptical machinery
- Keiser M3i without converter!
- Yesoul S1, S3 (M3 needs a cadence sensor)
- Sportstech bikes
- Inspire bikes
- Schwinn IC4 and Bowflex C6
- Toorx bikes and spinbikes
- Fassi treadmills
- all the Proform bikes
- Proform treadmills (i need confirmation about this)
- Flywheel bike (the calibration tool is here https://ptx2.net/apps/flytest/ )
- JK Fitness treadmill
- Toorx treadmills
What's new
- Automatic Virtual Shifting under the Bike Options
- Garmin Connect Integration added!
- Intervals.icu integration added!
- Workout History
- Workout Editor
- Rouvy on Wifi
- Removed QZ file from the gallery
- Removed full screen
- Fix crash on close
- Floating windows improved
- Peloton Row Classes fixed
- Peloton Treadmill Walking Classes improved
- Android 16k Page supported
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