C-System CBA Accordion Tutor
Not in any tracked top chart right now.
Updated 25 Oct 2026 · rankings refresh through the day
DeveloperMichael Eskin
CategoryMusic
Price1.99 GBP
Released
Rating★ 4.0 (1)
Version1.3
Age rating4+
First seen by us
3 Oct 2026
3 Oct 2026Installs (est.)500+ worldwide
Rating
4.0 ★
1 ratings
Measured
C-System CBA Accordion Tutor on the App Store
App details
App ID
1037609930
Publisher
Michael Eskin
On the store since
Sep 2015
11 years on the store
Minimum OS
iOS 10.0+
iPhone 5 and later
Devices
iPhone · iPad · Watch
Content rating
4+
Languages
1
EN
Size
31 MB
Also listed in
Education
C-System CBA Accordion Tutor 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.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
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 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
4.0 ★
1 ratings
Measured
Ratings
1
Measured
About C-System CBA Accordion Tutor
Using the built-in note guide, you will quickly learn the notes on the treble side of the C-System Chromatic Button Accordion and be playing songs in no time!
The instrument has extremely high-quality individually sampled notes from a real instrument and a very fast, responsive button board for playing melodies and chords.
For even more fun, plug your iPhone into an external amplified speaker.
Touch the "?" button to toggle the note names.
The instrument has extremely high-quality individually sampled notes from a real instrument and a very fast, responsive button board for playing melodies and chords.
For even more fun, plug your iPhone into an external amplified speaker.
Touch the "?" button to toggle the note names.
Latest updates
1.3
Faster playing and audio quality improvements.
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