MyZio
MyZio gets 1k+ downloads a day worldwide (AppInsider estimate, September 2026, rounded down to a band).
MyZio is #32 in Medical Free in United States and charting in 1 of 24 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperiRhythm Technologies, Inc
CategoryMedical
PriceFree
Released
Rating★ 4.8 (66k)
Version2.2.1
Age rating17+
First seen by us
25 Sep 2026
25 Sep 2026Rating
4.8 ★
66k ratings
Measured
Best rank now
#32
Medical FreeMeasured
MyZio on the App Store
App details
App ID
975444227
Publisher
iRhythm Technologies, Inc
Content rating
17+
MyZio downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. iPhone downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Where MyZio'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.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Where it ranks now
Every top chart it appears in across 24 countries.
| Country | Charts | Rank |
|---|---|---|
| United States | MedicalFree | #32 |
Apps near MyZio on the chart
Medical Free, around #32.
Ratings
App Store, worldwide.
Rating
4.8 ★
66k ratings
Measured
Ratings
66k
Measured
About MyZio
MyZio® is the perfect companion app to the Zio® ECG monitor. Use the app to track your monitor’s shipping status*, enter your symptoms, and access helpful information..
Key Features:
• Signup for a MyZio account anytime.
• Track your monitor’s shipping status.*
• Seamlessly add your Zio ECG monitor and start logging symptoms.
• Enter your symptoms, then view and edit them as needed.
• Access helpful information and instructional videos for using your Zio ECG monitor.
• Content available in English and Spanish (adjust language settings in Profile screen)
*Feature not available outside the U.S.
Key Features:
• Signup for a MyZio account anytime.
• Track your monitor’s shipping status.*
• Seamlessly add your Zio ECG monitor and start logging symptoms.
• Enter your symptoms, then view and edit them as needed.
• Access helpful information and instructional videos for using your Zio ECG monitor.
• Content available in English and Spanish (adjust language settings in Profile screen)
*Feature not available outside the U.S.
Latest updates
2.2.1
The latest version includes support for Spanish language and accessibility enhancements.