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B-System CBA Accordion Tutor Downloads & RevenueB-System CBA Accordion Tutor · App Store

B-System CBA Accordion Tutor is #120 in Music Paid in Russia and charting in 1 of 30 countries we track.

Updated 11 Nov 2026 · rankings refresh through the day

DeveloperMichael Eskin
CategoryMusic
Price1.99 EUR
Released
Rating★ 0.0 (0)
Version1.3
Age rating4+
First seen by us 26 Sep 2026
Installs (est.)1k+ worldwide

B-System CBA Accordion Tutor update history & changes

Last change · 9 events since 14 Sep 2015Full timeline ↓
Full timeline · 8 events in the last 12 months
  1. 📈
    B-System CBA Accordion Tutor charting in a new country
    Turkey
  2. 📈
    B-System CBA Accordion Tutor charting in a new country
    United States
  3. 📈
    B-System CBA Accordion Tutor entered the top 100
    Top Paid · Music · CN
  4. 📈
    B-System CBA Accordion Tutor charting in a new country
    China
  5. 📈
    B-System CBA Accordion Tutor entered the top 100
    Top Paid · Music · IT
  6. 📈
    B-System CBA Accordion Tutor charting in a new country
    Italy
  7. 🆕
    B-System CBA Accordion Tutor first spotted by AppInsider
    #15 in Top Paid · Music · Russia
  8. 🆕
    B-System CBA Accordion Tutor released on the App Store

Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.

Monthly users
all platforms
Rating
0.0 ★
0 ratings
Measured
Best rank now
#120
Music Paid
Measured
Exact figures, their ranges and how sure we are, free with an account.Sign up freeSign in

B-System CBA Accordion Tutor on the App Store

App details

App ID
1037609940
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