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Prime Factorization-free brain training game icon

Prime Factorization-free brain training… Downloads & RevenuePrime Factorization-free brain training game · App Store

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Updated 8 Nov 2026 · rankings refresh through the day

DeveloperNAKAYUBI CORPORATION
CategoryGames
PriceFree
Released
Rating★ 2.5 (4)
Version1.7
Age rating4+
First seen by us 24 Oct 2026
View on the App Store ↗

Prime Factorization-free brain training game update history & changes

Last change · 3 events since 5 Dec 2015Full timeline ↓
🆕First spotted by AppInsider🆕Released on the App Store
Full timeline · 2 events in the last 12 months
  2. 🆕
    Prime Factorization-free brain training game first spotted by AppInsider
    United States (found via developer)
  4. 🆕
    Prime Factorization-free brain training game released on the App Store

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

Rating
2.5 ★
4 ratings
Measured

Prime Factorization-free brain training game on the App Store

App details

App ID
1062168263
Publisher
NAKAYUBI CORPORATION
On the store since
Dec 2015
10 years on the store
Minimum OS
iOS 7.1+
Devices
iPhone · iPad
Universal purchase · Game Center
Content rating
4+
Languages
2
EN JA
Size
24 MB
Also listed in
Entertainment, Trivia