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Kurumaki Calendar Downloads & RevenueKurumaki Calendar · App Store

Kurumaki Calendar is #150 in Productivity Paid in Japan and charting in 2 of 30 countries we track.

Updated 9 Nov 2026 · rankings refresh through the day

DeveloperLITTLEN STAR Inc.
CategoryProductivity
Price1.99 GBP
Released
Rating★ 4.3 (4)
Version2.9.11
Age rating4+
First seen by us 25 Sep 2026
Installs (est.)100k+ worldwide

Kurumaki Calendar update history & changes

Last change · 21 events since 10 May 2011Full timeline ↓
Full timeline · 21 events
  1. ⭐
    Kurumaki Calendar passed 100 ratings
    across the App Store countries we track
  2. ⭐
    Kurumaki Calendar passed 1K ratings
    across the App Store countries we track
  3. ⭐
    Kurumaki Calendar passed 100 ratings
    across the App Store countries we track
  4. ⭐
    Kurumaki Calendar passed 1K ratings
    across the App Store countries we track
  5. ⭐
    Kurumaki Calendar passed 100 ratings
    across the App Store countries we track
  6. ⭐
    Kurumaki Calendar passed 1K ratings
    across the App Store countries we track
  7. 📈
    Kurumaki Calendar entered the top 100
    Top Paid · Productivity · AU
  8. 📈
    Kurumaki Calendar charting in a new country
    Australia
  9. ⭐
    Kurumaki Calendar passed 100 ratings
    across the App Store countries we track
  10. ⭐
    Kurumaki Calendar passed 1K ratings
    across the App Store countries we track
  11. 📈
    Kurumaki Calendar entered the top 100
    Top Paid · Productivity · GB
  12. 📈
    Kurumaki Calendar charting in a new country
    United Kingdom
  13. ⭐
    Kurumaki Calendar passed 100 ratings
    across the App Store countries we track
  14. ⭐
    Kurumaki Calendar passed 1K ratings
    across the App Store countries we track
  15. ⭐
    Kurumaki Calendar passed 100 ratings
    across the App Store countries we track
  16. ⭐
    Kurumaki Calendar passed 1K ratings
    across the App Store countries we track
  17. 📈
    Kurumaki Calendar entered the top 100
    Top Paid · Productivity · JP
  18. 📈
    Kurumaki Calendar charting in a new country
    Japan
  19. 🆕
    Kurumaki Calendar first spotted by AppInsider
    #86 in Top Paid · Productivity · Taiwan
  20. 📦
    Kurumaki Calendar version 2.9.11
    This update includes Japan’s public holiday information.
  21. 🆕
    Kurumaki Calendar 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
4.3 ★
4 ratings
Measured
Best rank now
#150
Productivity Paid
Measured
Exact figures, their ranges and how sure we are, free with an account.Sign up freeSign in

Kurumaki Calendar on the App Store

App details

App ID
435693872
Publisher
LITTLEN STAR Inc.
On the store since
May 2011
15 years on the store
Minimum OS
iOS 12.0+
iPhone 5s and later
Devices
iPhone · iPad
Content rating
4+
Languages
31
AR CA CS DA NL EN FI FR DE EL HE HU …
Size
10 MB
Also listed in
Business